diff --git a/package.json b/package.json
index a55ccb76..d2583008 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
   ],
   "license": "MIT",
   "dependencies": {
-    "@truffle/contract": "4.1.14",
+    "@truffle/contract": "4.2.20",
     "bn.js": "5.1.1",
     "date-fns": "2.11.1",
     "lodash": "^4.17.15",
diff --git a/yarn.lock b/yarn.lock
index 12cb69ae..01c449a6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3272,56 +3272,108 @@
   resolved "https://registry.yarnpkg.com/@tootallnate/once/-/once-1.0.0.tgz#9c13c2574c92d4503b005feca8f2e16cc1611506"
   integrity sha512-KYyTT/T6ALPkIRd2Ge080X/BsXvy9O0hcWTtMWkPvwAwF99+vn6Dv4GzrFT/Nn1LePr+FFDbRXXlqmsy9lw2zA==
 
-"@truffle/blockchain-utils@^0.0.18":
-  version "0.0.18"
-  resolved "https://registry.yarnpkg.com/@truffle/blockchain-utils/-/blockchain-utils-0.0.18.tgz#69e40e380729cc41fd5bf468304f9e32af57e666"
-  integrity sha512-XnRu5p1QO9krJizOeBY5WfzPDvEOmCnOT5u6qF8uN3Kkq9vcH3ZqW4XTuzz9ERZNpZfWb3UJx4PUosgeHLs5vw==
+"@truffle/blockchain-utils@^0.0.25":
+  version "0.0.25"
+  resolved "https://registry.yarnpkg.com/@truffle/blockchain-utils/-/blockchain-utils-0.0.25.tgz#f4b320890113d282f25f1a1ecd65b94a8b763ac1"
+  integrity sha512-XA5m0BfAWtysy5ChHyiAf1fXbJxJXphKk+eZ9Rb9Twi6fn3Jg4gnHNwYXJacYFEydqT5vr2s4Ou812JHlautpw==
   dependencies:
-    source-map-support "^0.5.16"
+    source-map-support "^0.5.19"
 
-"@truffle/contract-schema@^3.0.23":
-  version "3.0.23"
-  resolved "https://registry.yarnpkg.com/@truffle/contract-schema/-/contract-schema-3.0.23.tgz#5d869d9b10be23034c07c7dbf3c48542eabe63ef"
-  integrity sha512-N4CaTMcZhOC44Vl6k2r/eua+ojUswl6mNlkVTVYMvWjfKa8GHKKClsZfkGO72aBrBzoTFsM6D75LvQIIRBy3fg==
+"@truffle/codec@^0.5.14":
+  version "0.5.14"
+  resolved "https://registry.yarnpkg.com/@truffle/codec/-/codec-0.5.14.tgz#6948150517defb136fa64fe47f064cb80341004b"
+  integrity sha512-O4DsnOD4Xkm2sfNWyIfNqhc/RnlFTQa+SG6aYFLScyap9JGoQT5oXeeRbwputPIdiBOstrbn6QP37gKhfl0hNA==
+  dependencies:
+    big.js "^5.2.2"
+    bn.js "^4.11.8"
+    borc "^2.1.2"
+    debug "^4.1.0"
+    lodash.clonedeep "^4.5.0"
+    lodash.escaperegexp "^4.1.2"
+    lodash.partition "^4.6.0"
+    lodash.sum "^4.0.2"
+    semver "^6.3.0"
+    source-map-support "^0.5.19"
+    utf8 "^3.0.0"
+    web3-utils "1.2.1"
+
+"@truffle/contract-schema@^3.2.4":
+  version "3.2.4"
+  resolved "https://registry.yarnpkg.com/@truffle/contract-schema/-/contract-schema-3.2.4.tgz#4e1227cfdecd31919f771c05fc845b1da4d1332d"
+  integrity sha512-CkacOyA7WE71nOJ7vHjlY3gqyeM++SplVJcTNc91BaLTh7TNhMa8Qr6pyNNiQJCZ8V7HNiMAlNw7wqQKNTpyBQ==
   dependencies:
     ajv "^6.10.0"
     crypto-js "^3.1.9-1"
     debug "^4.1.0"
 
-"@truffle/contract@4.1.14":
-  version "4.1.14"
-  resolved "https://registry.yarnpkg.com/@truffle/contract/-/contract-4.1.14.tgz#1fe30d17ddee573390c81a2dc2b1b2d5b3cbad86"
-  integrity sha512-rXopHO62w0tnQ+aD2X5FANvopzfD3/lXTiuY7pU0GnHPpCjlj00fG/oh1FAEevQiTLKZaJXiHftWg1tbPAcZ5w==
+"@truffle/contract@4.2.20":
+  version "4.2.20"
+  resolved "https://registry.yarnpkg.com/@truffle/contract/-/contract-4.2.20.tgz#033174d35a25057a77e71e1a7063a9ccabc0c234"
+  integrity sha512-5GBHSXu3Mu15hDOuqtTgISEh+x14vdSOhAz9p+ArkuTLxe3diZSMWGGSU2DMenDdsj6pc+VBLum9y4i+TaMaKQ==
   dependencies:
-    "@truffle/blockchain-utils" "^0.0.18"
-    "@truffle/contract-schema" "^3.0.23"
-    "@truffle/error" "^0.0.8"
-    "@truffle/interface-adapter" "^0.4.6"
+    "@truffle/blockchain-utils" "^0.0.25"
+    "@truffle/contract-schema" "^3.2.4"
+    "@truffle/debug-utils" "^4.2.6"
+    "@truffle/error" "^0.0.10"
+    "@truffle/interface-adapter" "^0.4.16"
     bignumber.js "^7.2.1"
     ethereum-ens "^0.8.0"
     ethers "^4.0.0-beta.1"
-    exorcist "^1.0.1"
-    source-map-support "^0.5.16"
+    source-map-support "^0.5.19"
     web3 "1.2.1"
+    web3-core-helpers "1.2.1"
     web3-core-promievent "1.2.1"
     web3-eth-abi "1.2.1"
     web3-utils "1.2.1"
 
-"@truffle/error@^0.0.8":
-  version "0.0.8"
-  resolved "https://registry.yarnpkg.com/@truffle/error/-/error-0.0.8.tgz#dc94ca36393403449d4b7461bf9452c241e53ec1"
-  integrity sha512-x55rtRuNfRO1azmZ30iR0pf0OJ6flQqbax1hJz+Avk1K5fdmOv5cr22s9qFnwTWnS6Bw0jvJEoR0ITsM7cPKtQ==
+"@truffle/debug-utils@^4.2.6":
+  version "4.2.6"
+  resolved "https://registry.yarnpkg.com/@truffle/debug-utils/-/debug-utils-4.2.6.tgz#7094b4d111cb7197034d5f563f3cfdf6c9abcc31"
+  integrity sha512-fyJ1w7oScwcvAaJhODC2Nt3ZG2Wqe6ZfY6xXZaYjKiK+5Q6nt2ezTt7y8fUITHv6lbL5QR8yCri5fgLBkxr+FQ==
+  dependencies:
+    "@truffle/codec" "^0.5.14"
+    "@trufflesuite/chromafi" "^2.1.2"
+    chalk "^2.4.2"
+    debug "^4.1.0"
+    highlight.js "^9.15.8"
+    highlightjs-solidity "^1.0.18"
+
+"@truffle/error@^0.0.10":
+  version "0.0.10"
+  resolved "https://registry.yarnpkg.com/@truffle/error/-/error-0.0.10.tgz#ae5c222ffada8a3063cc5cf6dceaea7ea7289d3c"
+  integrity sha512-7WrOoqH3VpfnaTB4TUKRAxzjuMZ3yP/sVet4zCdqGVcH/m1niu/ncttPy8LBfYi437PlBlhj7BpExKLYRPgAIA==
 
-"@truffle/interface-adapter@^0.4.6":
-  version "0.4.6"
-  resolved "https://registry.yarnpkg.com/@truffle/interface-adapter/-/interface-adapter-0.4.6.tgz#d904e2ae6e03712f310eb4da858a1fe07fa27d11"
-  integrity sha512-FZAUb7tx/7VbxpAbo70+K2v22j1O7y4BwhWypRwYpf1YbE2C1OCo/L8zInaW5LfzRd2BEsfb2GjUgbK9VaFrDA==
+"@truffle/interface-adapter@^0.4.16":
+  version "0.4.16"
+  resolved "https://registry.yarnpkg.com/@truffle/interface-adapter/-/interface-adapter-0.4.16.tgz#6bd65d9d17b4a2a51f39d05dd8b467daa8855792"
+  integrity sha512-lsxk26Lz/h0n8fe37K1ZxowxokXj0AZeNR10QHltDvkHukuTIC4L6fXvrUi74mCwI9hShl4CSBas1Q8kAyJyOA==
   dependencies:
     bn.js "^4.11.8"
     ethers "^4.0.32"
-    source-map-support "^0.5.16"
+    source-map-support "^0.5.19"
     web3 "1.2.1"
 
+"@trufflesuite/chromafi@^2.1.2":
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/@trufflesuite/chromafi/-/chromafi-2.1.2.tgz#50715070093c5543a406a2cc85fa70fc8d1a36ab"
+  integrity sha512-KcfjcH3B8+lHfSTfugFPBpMZmppLNCnM6/PP8ByrQLSACyjh9UOMUWHAW3FDHKEt1cOCzIFXrx2f4AFFrQFxSg==
+  dependencies:
+    ansi-mark "^1.0.0"
+    ansi-regex "^3.0.0"
+    array-uniq "^1.0.3"
+    camelcase "^4.1.0"
+    chalk "^2.3.2"
+    cheerio "^1.0.0-rc.2"
+    detect-indent "^5.0.0"
+    he "^1.1.1"
+    highlight.js "^9.12.0"
+    husky "^0.14.3"
+    lodash.merge "^4.6.2"
+    min-indent "^1.0.0"
+    strip-ansi "^4.0.0"
+    strip-indent "^2.0.0"
+    super-split "^1.1.0"
+
 "@types/babel__core@^7.1.0":
   version "7.1.2"
   resolved "https://registry.yarnpkg.com/@types/babel__core/-/babel__core-7.1.2.tgz#608c74f55928033fce18b99b213c16be4b3d114f"
@@ -4100,6 +4152,17 @@ ansi-html@0.0.7:
   resolved "https://registry.yarnpkg.com/ansi-html/-/ansi-html-0.0.7.tgz#813584021962a9e9e6fd039f940d12f56ca7859e"
   integrity sha1-gTWEAhliqenm/QOflA0S9WynhZ4=
 
+ansi-mark@^1.0.0:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/ansi-mark/-/ansi-mark-1.0.4.tgz#1cd4ba8d57f15f109d6aaf6ec9ca9786c8a4ee6c"
+  integrity sha1-HNS6jVfxXxCdaq9uycqXhsik7mw=
+  dependencies:
+    ansi-regex "^3.0.0"
+    array-uniq "^1.0.3"
+    chalk "^2.3.2"
+    strip-ansi "^4.0.0"
+    super-split "^1.1.0"
+
 ansi-red@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/ansi-red/-/ansi-red-0.1.1.tgz#8c638f9d1080800a353c9c28c8a81ca4705d946c"
@@ -4332,7 +4395,7 @@ array-union@^2.1.0:
   resolved "https://registry.yarnpkg.com/array-union/-/array-union-2.1.0.tgz#b798420adbeb1de828d84acd8a2e23d3efe85e8d"
   integrity sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw==
 
-array-uniq@^1.0.1:
+array-uniq@^1.0.1, array-uniq@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/array-uniq/-/array-uniq-1.0.3.tgz#af6ac877a25cc7f74e058894753858dfdb24fdb6"
   integrity sha1-r2rId6Jcx/dOBYiUdThY39sk/bY=
@@ -4918,6 +4981,11 @@ bignumber.js@^7.2.1:
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-7.2.1.tgz#80c048759d826800807c4bfd521e50edbba57a5f"
   integrity sha512-S4XzBk5sMB+Rcb/LNcpzXr57VRTxgAvaAEDAl1AwRx27j00hT84O6OkteE7u8UB3NuaaygCRrEpqox4uDOrbdQ==
 
+bignumber.js@^9.0.0:
+  version "9.0.0"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.0.tgz#805880f84a329b5eac6e7cb6f8274b6d82bdf075"
+  integrity sha512-t/OYhhJ2SD+YGBQcjY8GzzDHEk9f3nerxjtfa6tlMXfe7frs/WozhvCNoGvpM0P3bNf3Gq5ZRMlGr5f3r4/N8A==
+
 bin-links@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/bin-links/-/bin-links-1.1.2.tgz#fb74bd54bae6b7befc6c6221f25322ac830d9757"
@@ -5023,6 +5091,19 @@ boolbase@^1.0.0, boolbase@~1.0.0:
   resolved "https://registry.yarnpkg.com/boolbase/-/boolbase-1.0.0.tgz#68dff5fbe60c51eb37725ea9e3ed310dcc1e776e"
   integrity sha1-aN/1++YMUes3cl6p4+0xDcwed24=
 
+borc@^2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/borc/-/borc-2.1.2.tgz#6ce75e7da5ce711b963755117dd1b187f6f8cf19"
+  integrity sha512-Sy9eoUi4OiKzq7VovMn246iTo17kzuyHJKomCfpWMlI6RpfN1gk95w7d7gH264nApVLg0HZfcpz62/g4VH1Y4w==
+  dependencies:
+    bignumber.js "^9.0.0"
+    buffer "^5.5.0"
+    commander "^2.15.0"
+    ieee754 "^1.1.13"
+    iso-url "~0.4.7"
+    json-text-sequence "~0.1.0"
+    readable-stream "^3.6.0"
+
 bottleneck@^2.18.1:
   version "2.19.1"
   resolved "https://registry.yarnpkg.com/bottleneck/-/bottleneck-2.19.1.tgz#f7657aed83edff1fa41d438cdbdf3e0931a1d3f0"
@@ -5285,6 +5366,14 @@ buffer@^5.0.5, buffer@^5.2.1:
     base64-js "^1.0.2"
     ieee754 "^1.1.4"
 
+buffer@^5.5.0:
+  version "5.6.0"
+  resolved "https://registry.yarnpkg.com/buffer/-/buffer-5.6.0.tgz#a31749dc7d81d84db08abf937b6b8c4033f62786"
+  integrity sha512-/gDYp/UtU0eA1ys8bOs9J6a+E/KWIY+DZ+Q2WESNUA0jFRsJOc0SNUO6xJ5SGA1xueg3NL65W6s+NY5l9cunuw==
+  dependencies:
+    base64-js "^1.0.2"
+    ieee754 "^1.1.4"
+
 builtin-status-codes@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/builtin-status-codes/-/builtin-status-codes-3.0.0.tgz#85982878e21b98e1c66425e03d0174788f569ee8"
@@ -5577,6 +5666,18 @@ chardet@^0.7.0:
   resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.7.0.tgz#90094849f0937f2eedc2425d0d28a9e5f0cbad9e"
   integrity sha512-mT8iDcrh03qDGRRmoA2hmBJnxpllMR+0/0qlzjqZES6NdiWDcZkCNAk4rPFZ9Q85r27unkiNNg8ZOiwZXBHwcA==
 
+cheerio@^1.0.0-rc.2:
+  version "1.0.0-rc.3"
+  resolved "https://registry.yarnpkg.com/cheerio/-/cheerio-1.0.0-rc.3.tgz#094636d425b2e9c0f4eb91a46c05630c9a1a8bf6"
+  integrity sha512-0td5ijfUPuubwLUu0OBoe98gZj8C/AA+RW3v67GPlGOrvxWjZmBXiBCRU+I8VEiNyJzjth40POfHiz2RB3gImA==
+  dependencies:
+    css-select "~1.2.0"
+    dom-serializer "~0.1.1"
+    entities "~1.1.1"
+    htmlparser2 "^3.9.1"
+    lodash "^4.15.0"
+    parse5 "^3.0.1"
+
 chokidar@^2.0.2, chokidar@^2.0.4:
   version "2.1.6"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-2.1.6.tgz#b6cad653a929e244ce8a834244164d241fa954c5"
@@ -5937,6 +6038,11 @@ command-exists@^1.2.8:
   resolved "https://registry.yarnpkg.com/command-exists/-/command-exists-1.2.8.tgz#715acefdd1223b9c9b37110a149c6392c2852291"
   integrity sha512-PM54PkseWbiiD/mMsbvW351/u+dafwTJ0ye2qB60G1aGQP9j3xK2gmMDc+R34L3nDtx4qMCitXT75mkbkGJDLw==
 
+commander@^2.15.0:
+  version "2.20.3"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
+  integrity sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==
+
 commander@^2.19.0, commander@^2.20.0, commander@~2.20.0:
   version "2.20.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
@@ -6448,7 +6554,7 @@ css-select-base-adapter@^0.1.1:
   resolved "https://registry.yarnpkg.com/css-select-base-adapter/-/css-select-base-adapter-0.1.1.tgz#3b2ff4972cc362ab88561507a95408a1432135d7"
   integrity sha512-jQVeeRG70QI08vSTwf1jHxp74JoZsr2XSgETae8/xC8ovSnL2WF87GTLO86Sbwdt2lK4Umg4HnnwMO4YF3Ce7w==
 
-css-select@^1.1.0:
+css-select@^1.1.0, css-select@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/css-select/-/css-select-1.2.0.tgz#2b3a110539c5355f1cd8d314623e870b121ec858"
   integrity sha1-KzoRBTnFNV8c2NMUYj6HCxIeyFg=
@@ -6816,6 +6922,11 @@ delegates@^1.0.0:
   resolved "https://registry.yarnpkg.com/delegates/-/delegates-1.0.0.tgz#84c6e159b81904fdca59a0ef44cd870d31250f9a"
   integrity sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=
 
+delimit-stream@0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/delimit-stream/-/delimit-stream-0.1.0.tgz#9b8319477c0e5f8aeb3ce357ae305fc25ea1cd2b"
+  integrity sha1-m4MZR3wOX4rrPONXrjBfwl6hzSs=
+
 denodeify@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/denodeify/-/denodeify-1.2.1.tgz#3a36287f5034e699e7577901052c2e6c94251631"
@@ -6844,7 +6955,7 @@ destroy@~1.0.4:
   resolved "https://registry.yarnpkg.com/destroy/-/destroy-1.0.4.tgz#978857442c44749e4206613e37946205826abd80"
   integrity sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA=
 
-detect-indent@~5.0.0:
+detect-indent@^5.0.0, detect-indent@~5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/detect-indent/-/detect-indent-5.0.0.tgz#3871cc0a6a002e8c3e5b3cf7f336264675f06b9d"
   integrity sha1-OHHMCmoALow+Wzz38zYmRnXwa50=
@@ -6966,7 +7077,7 @@ dom-converter@^0.2:
   dependencies:
     utila "~0.4"
 
-dom-serializer@0:
+dom-serializer@0, dom-serializer@~0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/dom-serializer/-/dom-serializer-0.1.1.tgz#1ec4059e284babed36eec2941d4a970a189ce7c0"
   integrity sha512-l0IU0pPzLWSHBcieZbpOKgkIn3ts3vAh7ZuFyXNwJxJXk/c4Gwj9xaTJwIDVQCXawWD0qb3IzMGH5rglQaO0XA==
@@ -7259,7 +7370,7 @@ enhanced-resolve@^4.1.0:
     memory-fs "^0.4.0"
     tapable "^1.0.0"
 
-entities@^1.1.1, entities@^1.1.2:
+entities@^1.1.1, entities@^1.1.2, entities@~1.1.1:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/entities/-/entities-1.1.2.tgz#bdfa735299664dfafd34529ed4f8522a275fea56"
   integrity sha512-f2LZMYl1Fzu7YSBKg+RoROelpOaNrcGmE9AZubeDfrCEia483oW4MI4VyFd5VNHIgQ/7qm1I0wUHK1eJnn2y2w==
@@ -7970,16 +8081,6 @@ exit@^0.1.2:
   resolved "https://registry.yarnpkg.com/exit/-/exit-0.1.2.tgz#0632638f8d877cc82107d30a0fff1a17cba1cd0c"
   integrity sha1-BjJjj42HfMghB9MKD/8aF8uhzQw=
 
-exorcist@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/exorcist/-/exorcist-1.0.1.tgz#79316e3c4885845490f7bb405c0e5b5db1167c52"
-  integrity sha1-eTFuPEiFhFSQ97tAXA5bXbEWfFI=
-  dependencies:
-    is-stream "~1.1.0"
-    minimist "0.0.5"
-    mkdirp "~0.5.1"
-    mold-source-map "~0.4.0"
-
 expand-brackets@^2.1.4:
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/expand-brackets/-/expand-brackets-2.1.4.tgz#b77735e315ce30f6b6eff0f83b04151a22449622"
@@ -9228,7 +9329,7 @@ hastscript@^5.0.0:
     property-information "^5.0.1"
     space-separated-tokens "^1.0.0"
 
-he@^1.2.0:
+he@^1.1.1, he@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/he/-/he-1.2.0.tgz#84ae65fa7eafb165fddb61566ae14baf05664f0f"
   integrity sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==
@@ -9238,11 +9339,21 @@ hermes-engine@^0.2.1:
   resolved "https://registry.yarnpkg.com/hermes-engine/-/hermes-engine-0.2.1.tgz#25c0f1ff852512a92cb5c5cc47cf967e1e722ea2"
   integrity sha512-eNHUQHuadDMJARpaqvlCZoK/Nitpj6oywq3vQ3wCwEsww5morX34mW5PmKWQTO7aU0ck0hgulxR+EVDlXygGxQ==
 
+highlight.js@^9.12.0, highlight.js@^9.15.8:
+  version "9.18.3"
+  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-9.18.3.tgz#a1a0a2028d5e3149e2380f8a865ee8516703d634"
+  integrity sha512-zBZAmhSupHIl5sITeMqIJnYCDfAEc3Gdkqj65wC1lpI468MMQeeQkhcIAvk+RylAkxrCcI9xy9piHiXeQ1BdzQ==
+
 highlight.js@~9.13.0:
   version "9.13.1"
   resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-9.13.1.tgz#054586d53a6863311168488a0f58d6c505ce641e"
   integrity sha512-Sc28JNQNDzaH6PORtRLMvif9RSn1mYuOoX3omVjnb0+HbpPygU2ALBI0R/wsiqCb4/fcp07Gdo8g+fhtFrQl6A==
 
+highlightjs-solidity@^1.0.18:
+  version "1.0.18"
+  resolved "https://registry.yarnpkg.com/highlightjs-solidity/-/highlightjs-solidity-1.0.18.tgz#3deb0593689a26fbadf98e631bf2cd305a6417c9"
+  integrity sha512-k15h0br4oCRT0F0jTRuZbimerVt5V4n0k25h7oWi0kVqlBNeXPbSr5ddw02/2ukJmYfB8jauFDmxSauJjwM7Eg==
+
 history@^4.9.0:
   version "4.10.1"
   resolved "https://registry.yarnpkg.com/history/-/history-4.10.1.tgz#33371a65e3a83b267434e2b3f3b1b4c58aad4cf3"
@@ -9335,7 +9446,7 @@ html-webpack-plugin@^4.0.0-beta.2:
     tapable "^1.1.3"
     util.promisify "1.0.0"
 
-htmlparser2@^3.3.0:
+htmlparser2@^3.3.0, htmlparser2@^3.9.1:
   version "3.10.1"
   resolved "https://registry.yarnpkg.com/htmlparser2/-/htmlparser2-3.10.1.tgz#bd679dc3f59897b6a34bb10749c855bb53a9392f"
   integrity sha512-IgieNijUMbkDovyoKObU1DUhm1iwNYE/fuifEoEHfd1oZKZDaONBSkal7Y01shxsM49R4XaMdGez3WnF9UfiCQ==
@@ -9464,6 +9575,15 @@ husky@4.2.3:
     slash "^3.0.0"
     which-pm-runs "^1.0.0"
 
+husky@^0.14.3:
+  version "0.14.3"
+  resolved "https://registry.yarnpkg.com/husky/-/husky-0.14.3.tgz#c69ed74e2d2779769a17ba8399b54ce0b63c12c3"
+  integrity sha512-e21wivqHpstpoiWA/Yi8eFti8E+sQDSS53cpJsPptPs295QTOQR0ZwnHo2TXy1XOpZFD9rPOd3NpmqTK6uMLJA==
+  dependencies:
+    is-ci "^1.0.10"
+    normalize-path "^1.0.0"
+    strip-indent "^2.0.0"
+
 hyphenate-style-name@^1.0.2, hyphenate-style-name@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/hyphenate-style-name/-/hyphenate-style-name-1.0.3.tgz#097bb7fa0b8f1a9cf0bd5c734cf95899981a9b48"
@@ -9490,7 +9610,7 @@ idna-uts46-hx@^2.3.1:
   dependencies:
     punycode "2.1.0"
 
-ieee754@^1.1.4:
+ieee754@^1.1.13, ieee754@^1.1.4:
   version "1.1.13"
   resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.1.13.tgz#ec168558e95aa181fd87d37f55c32bbcb6708b84"
   integrity sha512-4vf7I2LYV/HaWerSo3XmlMkp5eZ83i+/CDluXi/IGTs/O1sejBNhTtnxzmRZfvOUqj7lZjqHkeTvpgSFDlWZTg==
@@ -10141,7 +10261,7 @@ is-root@2.1.0:
   resolved "https://registry.yarnpkg.com/is-root/-/is-root-2.1.0.tgz#809e18129cf1129644302a4f8544035d51984a9c"
   integrity sha512-AGOriNp96vNBd3HtU+RzFEc75FfR5ymiYv8E553I71SCeXBiMsVDUtdio1OEFvrPyLIQ9tVR5RxXIFe5PUFjMg==
 
-is-stream@^1.0.0, is-stream@^1.0.1, is-stream@^1.1.0, is-stream@~1.1.0:
+is-stream@^1.0.0, is-stream@^1.0.1, is-stream@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
   integrity sha1-EtSj3U5o4Lec6428hBc66A2RykQ=
@@ -10217,6 +10337,11 @@ isexe@^2.0.0:
   resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
   integrity sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=
 
+iso-url@~0.4.7:
+  version "0.4.7"
+  resolved "https://registry.yarnpkg.com/iso-url/-/iso-url-0.4.7.tgz#de7e48120dae46921079fe78f325ac9e9217a385"
+  integrity sha512-27fFRDnPAMnHGLq36bWTpKET+eiXct3ENlCcdcMdk+mjXrb2kw3mhBUg1B7ewAC0kVzlOPhADzQgz1SE6Tglog==
+
 isobject@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/isobject/-/isobject-2.1.0.tgz#f065561096a3f1da2ef46272f815c840d87e0c89"
@@ -10937,6 +11062,13 @@ json-stringify-safe@^5.0.1, json-stringify-safe@~5.0.1:
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
   integrity sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus=
 
+json-text-sequence@~0.1.0:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/json-text-sequence/-/json-text-sequence-0.1.1.tgz#a72f217dc4afc4629fff5feb304dc1bd51a2f3d2"
+  integrity sha1-py8hfcSvxGKf/1/rME3BvVGi89I=
+  dependencies:
+    delimit-stream "0.1.0"
+
 json3@^3.3.2:
   version "3.3.3"
   resolved "https://registry.yarnpkg.com/json3/-/json3-3.3.3.tgz#7fc10e375fc5ae42c4705a5cc0aa6f62be305b81"
@@ -11490,11 +11622,26 @@ lodash.memoize@4.x, lodash.memoize@^4.1.2:
   resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
   integrity sha1-vMbEmkKihA7Zl/Mj6tpezRguC/4=
 
+lodash.merge@^4.6.2:
+  version "4.6.2"
+  resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.2.tgz#558aa53b43b661e1925a0afdfa36a9a1085fe57a"
+  integrity sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==
+
+lodash.partition@^4.6.0:
+  version "4.6.0"
+  resolved "https://registry.yarnpkg.com/lodash.partition/-/lodash.partition-4.6.0.tgz#a38e46b73469e0420b0da1212e66d414be364ba4"
+  integrity sha1-o45GtzRp4EILDaEhLmbUFL42S6Q=
+
 lodash.sortby@^4.7.0:
   version "4.7.0"
   resolved "https://registry.yarnpkg.com/lodash.sortby/-/lodash.sortby-4.7.0.tgz#edd14c824e2cc9c1e0b0a1b42bb5210516a42438"
   integrity sha1-7dFMgk4sycHgsKG0K7UhBRakJDg=
 
+lodash.sum@^4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/lodash.sum/-/lodash.sum-4.0.2.tgz#ad90e397965d803d4f1ff7aa5b2d0197f3b4637b"
+  integrity sha1-rZDjl5ZdgD1PH/eqWy0Bl/O0Y3s=
+
 lodash.throttle@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash.throttle/-/lodash.throttle-4.1.1.tgz#c23e91b710242ac70c37f1e1cda9274cc39bf2f4"
@@ -11535,6 +11682,11 @@ lodash@^4.0.0, lodash@^4.17.11, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.1, l
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
   integrity sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==
 
+lodash@^4.15.0:
+  version "4.17.20"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
+  integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
+
 lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.15:
   version "4.17.15"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
@@ -12277,11 +12429,6 @@ minimist-options@^3.0.1:
     arrify "^1.0.1"
     is-plain-obj "^1.1.0"
 
-minimist@0.0.5:
-  version "0.0.5"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.5.tgz#d7aa327bcecf518f9106ac6b8f003fa3bcea8566"
-  integrity sha1-16oye87PUY+RBqxrjwA/o7zqhWY=
-
 minimist@0.0.8:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
@@ -12416,14 +12563,6 @@ modify-values@^1.0.0:
   resolved "https://registry.yarnpkg.com/modify-values/-/modify-values-1.0.1.tgz#b3939fa605546474e3e3e3c63d64bd43b4ee6022"
   integrity sha512-xV2bxeN6F7oYjZWTe/YPAy6MN2M+sL4u/Rlm2AHCIVGfo2p1yGmBHQ6vHehl4bRTZBdHu3TSkWdYgkwpYzAGSw==
 
-mold-source-map@~0.4.0:
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/mold-source-map/-/mold-source-map-0.4.0.tgz#cf67e0b31c47ab9badb5c9c25651862127bb8317"
-  integrity sha1-z2fgsxxHq5uttcnCVlGGISe7gxc=
-  dependencies:
-    convert-source-map "^1.1.0"
-    through "~2.2.7"
-
 morgan@^1.9.0:
   version "1.9.1"
   resolved "https://registry.yarnpkg.com/morgan/-/morgan-1.9.1.tgz#0a8d16734a1d9afbc824b99df87e738e58e2da59"
@@ -12745,6 +12884,11 @@ normalize-package-data@^2.0.0, normalize-package-data@^2.3.2, normalize-package-
     semver "2 || 3 || 4 || 5"
     validate-npm-package-license "^3.0.1"
 
+normalize-path@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-1.0.0.tgz#32d0e472f91ff345701c15a8311018d3b0a90379"
+  integrity sha1-MtDkcvkf80VwHBWoMRAY07CpA3k=
+
 normalize-path@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-2.1.1.tgz#1ab28b556e198363a8c1a6f7e6fa20137fe6aed9"
@@ -13726,6 +13870,13 @@ parse5@5.1.0:
   resolved "https://registry.yarnpkg.com/parse5/-/parse5-5.1.0.tgz#c59341c9723f414c452975564c7c00a68d58acd2"
   integrity sha512-fxNG2sQjHvlVAYmzBZS9YlDp6PTSSDwa98vkD4QgVDDCAo84z5X1t5XyJQ62ImdLXx5NdIIfihey6xpum9/gRQ==
 
+parse5@^3.0.1:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/parse5/-/parse5-3.0.3.tgz#042f792ffdd36851551cf4e9e066b3874ab45b5c"
+  integrity sha512-rgO9Zg5LLLkfJF9E6CCmXlSE4UVceloys8JrFqCcHloC3usd/kJCyPDwH2SOlzix2j3xaP9sUX3e8+kvkuleAA==
+  dependencies:
+    "@types/node" "*"
+
 parseurl@~1.3.2, parseurl@~1.3.3:
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.3.tgz#9da19e7bee8d12dff0513ed5b76957793bc2e8d4"
@@ -14998,7 +15149,7 @@ read@1, read@~1.0.1, read@~1.0.7:
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
-"readable-stream@2 || 3":
+"readable-stream@2 || 3", readable-stream@^3.6.0:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.0.tgz#337bbda3adc0706bd3e024426a286d4b4b2c9198"
   integrity sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==
@@ -16208,10 +16359,10 @@ source-map-resolve@^0.5.0:
     source-map-url "^0.4.0"
     urix "^0.1.0"
 
-source-map-support@^0.5.16:
-  version "0.5.16"
-  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.16.tgz#0ae069e7fe3ba7538c64c98515e35339eac5a042"
-  integrity sha512-efyLRJDr68D9hBBNIPWFjhpFzURh+KJykQwvMyW5UiZzYwoF6l4YMMDIJJEyFWxWCqfyxLzz6tSfUFR+kXXsVQ==
+source-map-support@^0.5.19:
+  version "0.5.19"
+  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.19.tgz#a98b62f86dcaf4f67399648c085291ab9e8fed61"
+  integrity sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==
   dependencies:
     buffer-from "^1.0.0"
     source-map "^0.6.0"
@@ -16757,6 +16908,11 @@ sudo-prompt@^9.0.0:
   resolved "https://registry.yarnpkg.com/sudo-prompt/-/sudo-prompt-9.1.1.tgz#73853d729770392caec029e2470db9c221754db0"
   integrity sha512-es33J1g2HjMpyAhz8lOR+ICmXXAqTuKbuXuUWLhOLew20oN9oUCgCJx615U/v7aioZg7IX5lIh9x34vwneu4pA==
 
+super-split@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/super-split/-/super-split-1.1.0.tgz#43b3ba719155f4d43891a32729d59b213d9155fc"
+  integrity sha512-I4bA5mgcb6Fw5UJ+EkpzqXfiuvVGS/7MuND+oBxNFmxu3ugLNrdIatzBLfhFRMVMLxgSsRy+TjIktgkF9RFSNQ==
+
 supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
@@ -17073,11 +17229,6 @@ through@2, "through@>=2.2.7 <3", through@^2.3.6, through@^2.3.8:
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
   integrity sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=
 
-through@~2.2.7:
-  version "2.2.7"
-  resolved "https://registry.yarnpkg.com/through/-/through-2.2.7.tgz#6e8e21200191d4eb6a99f6f010df46aa1c6eb2bd"
-  integrity sha1-bo4hIAGR1OtqmfbwEN9Gqhxusr0=
-
 time-stamp@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/time-stamp/-/time-stamp-1.1.0.tgz#764a5a11af50561921b133f3b44e618687e0f5c3"
@@ -17680,7 +17831,7 @@ use@^3.1.0:
   resolved "https://registry.yarnpkg.com/use/-/use-3.1.1.tgz#d50c8cac79a19fbc20f2911f56eb973f4e10070f"
   integrity sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ==
 
-utf8@3.0.0:
+utf8@3.0.0, utf8@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/utf8/-/utf8-3.0.0.tgz#f052eed1364d696e769ef058b183df88c87f69d1"
   integrity sha512-E8VjFIQ/TyQgp+TZfS6l8yp/xWppSAHzidGiRrqe4bK4XP9pTRyKFgGJpO3SN7zdX4DeomTrwaseCHovfpFcqQ==