diff --git a/package-lock.json b/package-lock.json
index b375e08..7e6fc06 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
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-        "babel-runtime": "https://registry.npmjs.org/babel-runtime/-/babel-runtime-6.23.0.tgz",
-        "babel-types": "6.26.0"
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+      "version": "6.24.1",
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+        "babel-runtime": "^6.26.0",
+        "babel-traverse": "^6.26.0",
+        "babel-types": "^6.26.0",
+        "babylon": "^6.18.0",
+        "lodash": "^4.17.4"
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@@ -686,8 +715,8 @@
           "integrity": "sha1-llxwWGaOgrVde/4E/yM3vItWR/4=",
           "dev": true,
           "requires": {
-            "core-js": "https://registry.npmjs.org/core-js/-/core-js-2.4.1.tgz",
-            "regenerator-runtime": "0.11.1"
+            "core-js": "^2.4.0",
+            "regenerator-runtime": "^0.11.0"
           }
         },
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@@ -704,15 +733,15 @@
       "integrity": "sha1-RqnL1+3MYsjlwGTi0tjQ9ANXZu4=",
       "dev": true,
       "requires": {
-        "babel-code-frame": "6.26.0",
-        "babel-messages": "6.23.0",
-        "babel-runtime": "6.26.0",
-        "babel-types": "6.26.0",
-        "babylon": "6.18.0",
-        "debug": "2.6.9",
-        "globals": "9.18.0",
-        "invariant": "2.2.3",
-        "lodash": "4.17.5"
+        "babel-code-frame": "^6.26.0",
+        "babel-messages": "^6.23.0",
+        "babel-runtime": "^6.26.0",
+        "babel-types": "^6.26.0",
+        "babylon": "^6.18.0",
+        "debug": "^2.6.8",
+        "globals": "^9.18.0",
+        "invariant": "^2.2.2",
+        "lodash": "^4.17.4"
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@@ -721,8 +750,8 @@
           "integrity": "sha1-llxwWGaOgrVde/4E/yM3vItWR/4=",
           "dev": true,
           "requires": {
-            "core-js": "https://registry.npmjs.org/core-js/-/core-js-2.4.1.tgz",
-            "regenerator-runtime": "0.11.1"
+            "core-js": "^2.4.0",
+            "regenerator-runtime": "^0.11.0"
           }
         },
         "regenerator-runtime": {
@@ -739,10 +768,10 @@
       "integrity": "sha1-o7Bz+Uq0nrb6Vc1lInozQ4BjJJc=",
       "dev": true,
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-        "babel-runtime": "6.26.0",
-        "esutils": "2.0.2",
-        "lodash": "4.17.5",
-        "to-fast-properties": "1.0.3"
+        "babel-runtime": "^6.26.0",
+        "esutils": "^2.0.2",
+        "lodash": "^4.17.4",
+        "to-fast-properties": "^1.0.3"
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         "babel-runtime": {
@@ -751,8 +780,8 @@
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-            "core-js": "https://registry.npmjs.org/core-js/-/core-js-2.4.1.tgz",
-            "regenerator-runtime": "0.11.1"
+            "core-js": "^2.4.0",
+            "regenerator-runtime": "^0.11.0"
           }
         },
         "regenerator-runtime": {
@@ -781,7 +810,7 @@
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       "dev": true,
       "requires": {
-        "balanced-match": "1.0.0",
+        "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
       }
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@@ -791,8 +820,8 @@
       "integrity": "sha512-yWu5cXT7Av6mVwzWc8lMsJMHWn4xyjSuGYi4IozbVTLUOEYPSagUB8kiMDUHA1fS3zjr8nkxkn9jdvug4BBRmA==",
       "dev": true,
       "requires": {
-        "caniuse-lite": "1.0.30000813",
-        "electron-to-chromium": "1.3.37"
+        "caniuse-lite": "^1.0.30000792",
+        "electron-to-chromium": "^1.3.30"
       }
     },
     "caniuse-lite": {
@@ -807,8 +836,8 @@
       "integrity": "sha512-z1BN+JkopTE4vYu0sx25da2ZFurcN8gUKcBpT2ThCDlNFtWBozId8AHMs4OS7jTPLCJYK30Ud7QgcioyGkkkbg==",
       "optional": true,
       "requires": {
-        "commander": "2.15.0",
-        "printj": "1.1.2"
+        "commander": "^2.14.1",
+        "printj": "~1.1.2"
       }
     },
     "chalk": {
@@ -817,11 +846,11 @@
       "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
       "dev": true,
       "requires": {
-        "ansi-styles": "2.2.1",
-        "escape-string-regexp": "1.0.5",
-        "has-ansi": "2.0.0",
-        "strip-ansi": "3.0.1",
-        "supports-color": "2.0.0"
+        "ansi-styles": "^2.2.1",
+        "escape-string-regexp": "^1.0.2",
+        "has-ansi": "^2.0.0",
+        "strip-ansi": "^3.0.0",
+        "supports-color": "^2.0.0"
       }
     },
     "codepage": {
@@ -830,9 +859,9 @@
       "integrity": "sha1-Ty5dfAl13ij4hJgFjcta/KtqX3E=",
       "optional": true,
       "requires": {
-        "commander": "2.15.0",
-        "concat-stream": "1.6.1",
-        "voc": "1.1.0"
+        "commander": "^2.15.0",
+        "concat-stream": "^1.6.1",
+        "voc": "^1.1.0"
       }
     },
     "colors": {
@@ -858,9 +887,9 @@
       "integrity": "sha512-gslSSJx03QKa59cIKqeJO9HQ/WZMotvYJCuaUULrLpjj8oG40kV2Z+gz82pVxlTkOADi4PJxQPPfhl1ELYrrXw==",
       "optional": true,
       "requires": {
-        "inherits": "2.0.3",
-        "readable-stream": "2.3.5",
-        "typedarray": "0.0.6"
+        "inherits": "^2.0.3",
+        "readable-stream": "^2.2.2",
+        "typedarray": "^0.0.6"
       }
     },
     "convert-source-map": {
@@ -870,7 +899,8 @@
       "dev": true
     },
     "core-js": {
-      "version": "https://registry.npmjs.org/core-js/-/core-js-2.4.1.tgz",
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.4.1.tgz",
       "integrity": "sha1-TekR5mew6ukSTjQlS1OupvxhjT4=",
       "dev": true
     },
@@ -886,12 +916,13 @@
       "integrity": "sha512-1uBwHxF+Y/4yF5G48fwnKq6QsIXheor3ZLPT80yGBV1oEUwpPojlEhQbWKVw1VwcTQyMGHK1/XMmTjmlsmTTGA==",
       "optional": true,
       "requires": {
-        "exit-on-epipe": "1.0.1",
-        "printj": "1.1.2"
+        "exit-on-epipe": "~1.0.1",
+        "printj": "~1.1.0"
       }
     },
     "d3": {
-      "version": "https://registry.npmjs.org/d3/-/d3-3.5.17.tgz",
+      "version": "3.5.17",
+      "resolved": "https://registry.npmjs.org/d3/-/d3-3.5.17.tgz",
       "integrity": "sha1-vEZ0gAQ3iyGjYMn8fPUjF5B2L7g="
     },
     "debug": {
@@ -909,7 +940,7 @@
       "integrity": "sha1-920GQ1LN9Docts5hnE7jqUdd4gg=",
       "dev": true,
       "requires": {
-        "repeating": "2.0.1"
+        "repeating": "^2.0.0"
       }
     },
     "electron-to-chromium": {
@@ -950,7 +981,7 @@
     "globals": {
       "version": "9.18.0",
       "resolved": "https://registry.npmjs.org/globals/-/globals-9.18.0.tgz",
-      "integrity": "sha1-qjiWs+abSH8X4x7SFD1pqOMMLYo=",
+      "integrity": "sha512-S0nG3CLEQiY/ILxqtztTWH/3iRRdyBLw6KMDxnKMchrtbj2OFmehVh0WUCfW3DUrIgx/qFrJPICrq4Z4sTR9UQ==",
       "dev": true
     },
     "has-ansi": {
@@ -959,7 +990,7 @@
       "integrity": "sha1-NPUEnOHs3ysGSa8+8k5F7TVBbZE=",
       "dev": true,
       "requires": {
-        "ansi-regex": "2.1.1"
+        "ansi-regex": "^2.0.0"
       }
     },
     "home-or-tmp": {
@@ -968,8 +999,8 @@
       "integrity": "sha1-42w/LSyufXRqhX440Y1fMqeILbg=",
       "dev": true,
       "requires": {
-        "os-homedir": "1.0.2",
-        "os-tmpdir": "1.0.2"
+        "os-homedir": "^1.0.0",
+        "os-tmpdir": "^1.0.1"
       }
     },
     "inherits": {
@@ -983,7 +1014,7 @@
       "integrity": "sha512-7Z5PPegwDTyjbaeCnV0efcyS6vdKAU51kpEmS7QFib3P4822l8ICYyMn7qvJnc+WzLoDsuI9gPMKbJ8pCu8XtA==",
       "dev": true,
       "requires": {
-        "loose-envify": "1.3.1"
+        "loose-envify": "^1.0.0"
       }
     },
     "is-finite": {
@@ -992,7 +1023,7 @@
       "integrity": "sha1-zGZ3aVYCvlUO8R6LSqYwU0K20Ko=",
       "dev": true,
       "requires": {
-        "number-is-nan": "1.0.1"
+        "number-is-nan": "^1.0.0"
       }
     },
     "isarray": {
@@ -1013,17 +1044,18 @@
       "integrity": "sha512-3N4a9RBHTr777rxxlvwJVpC+er/neRC+40sm2M/g3RIpWiCJG0iyaGJa8Za1K3NvjhZcKn9Sz5n36TY9ti5RMQ==",
       "optional": true,
       "requires": {
-        "adler-32": "1.2.0",
-        "cfb": "1.0.5",
-        "codepage": "1.3.8",
-        "commander": "2.15.0",
-        "crc-32": "1.2.0",
+        "adler-32": "^1.2.0",
+        "cfb": ">=0.10.0",
+        "codepage": "~1.3.6",
+        "commander": "^2.15.0",
+        "crc-32": "^1.2.0",
         "jszip": "2.4.0",
-        "ssf": "0.8.2"
+        "ssf": "~0.8.1"
       }
     },
     "jsesc": {
-      "version": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
       "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=",
       "dev": true
     },
@@ -1039,7 +1071,7 @@
       "integrity": "sha1-SHqTt2w7/6bLCFzWHrk06r4tKU8=",
       "optional": true,
       "requires": {
-        "pako": "0.2.9"
+        "pako": "~0.2.5"
       }
     },
     "lodash": {
@@ -1054,16 +1086,16 @@
       "integrity": "sha1-0aitM/qc4OcT1l/dCsi3SNR4yEg=",
       "dev": true,
       "requires": {
-        "js-tokens": "3.0.2"
+        "js-tokens": "^3.0.0"
       }
     },
     "minimatch": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
-      "integrity": "sha1-UWbihkV/AzBgZL5Ul+jbsMPTIIM=",
+      "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
       "dev": true,
       "requires": {
-        "brace-expansion": "1.1.11"
+        "brace-expansion": "^1.1.7"
       }
     },
     "minimist": {
@@ -1146,56 +1178,62 @@
       "integrity": "sha512-tK0yDhrkygt/knjowCUiWP9YdV7c5R+8cR0r/kt9ZhBU906Fs6RpQJCEilamRJj1Nx2rWI6LkW9gKqjTkshhEw==",
       "optional": true,
       "requires": {
-        "core-util-is": "1.0.2",
-        "inherits": "2.0.3",
-        "isarray": "1.0.0",
-        "process-nextick-args": "2.0.0",
-        "safe-buffer": "5.1.1",
-        "string_decoder": "1.0.3",
-        "util-deprecate": "1.0.2"
+        "core-util-is": "~1.0.0",
+        "inherits": "~2.0.3",
+        "isarray": "~1.0.0",
+        "process-nextick-args": "~2.0.0",
+        "safe-buffer": "~5.1.1",
+        "string_decoder": "~1.0.3",
+        "util-deprecate": "~1.0.1"
       }
     },
     "regenerate": {
-      "version": "https://registry.npmjs.org/regenerate/-/regenerate-1.3.2.tgz",
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/regenerate/-/regenerate-1.3.2.tgz",
       "integrity": "sha1-0ZQcZ7rUN+G+dkM63Vs4X5WxkmA=",
       "dev": true
     },
     "regenerator-runtime": {
-      "version": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.10.5.tgz",
+      "version": "0.10.5",
+      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.10.5.tgz",
       "integrity": "sha1-M2w+/BIgrc7dosn6tntaeVWjNlg=",
       "dev": true
     },
     "regenerator-transform": {
-      "version": "https://registry.npmjs.org/regenerator-transform/-/regenerator-transform-0.9.11.tgz",
+      "version": "0.9.11",
+      "resolved": "https://registry.npmjs.org/regenerator-transform/-/regenerator-transform-0.9.11.tgz",
       "integrity": "sha1-On0GdSDLe3F2dp61/4aGkb7+EoM=",
       "dev": true,
       "requires": {
-        "babel-runtime": "https://registry.npmjs.org/babel-runtime/-/babel-runtime-6.23.0.tgz",
-        "babel-types": "6.26.0",
-        "private": "0.1.8"
+        "babel-runtime": "^6.18.0",
+        "babel-types": "^6.19.0",
+        "private": "^0.1.6"
       }
     },
     "regexpu-core": {
-      "version": "https://registry.npmjs.org/regexpu-core/-/regexpu-core-2.0.0.tgz",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/regexpu-core/-/regexpu-core-2.0.0.tgz",
       "integrity": "sha1-SdA4g3uNz4v6W5pCE5k45uoq4kA=",
       "dev": true,
       "requires": {
-        "regenerate": "https://registry.npmjs.org/regenerate/-/regenerate-1.3.2.tgz",
-        "regjsgen": "https://registry.npmjs.org/regjsgen/-/regjsgen-0.2.0.tgz",
-        "regjsparser": "https://registry.npmjs.org/regjsparser/-/regjsparser-0.1.5.tgz"
+        "regenerate": "^1.2.1",
+        "regjsgen": "^0.2.0",
+        "regjsparser": "^0.1.4"
       }
     },
     "regjsgen": {
-      "version": "https://registry.npmjs.org/regjsgen/-/regjsgen-0.2.0.tgz",
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/regjsgen/-/regjsgen-0.2.0.tgz",
       "integrity": "sha1-bAFq3qxVT3WCP+N6wFuS1aTtsfc=",
       "dev": true
     },
     "regjsparser": {
-      "version": "https://registry.npmjs.org/regjsparser/-/regjsparser-0.1.5.tgz",
+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/regjsparser/-/regjsparser-0.1.5.tgz",
       "integrity": "sha1-fuj4Tcb6eS0/0K4ijSS9lJ6tIFw=",
       "dev": true,
       "requires": {
-        "jsesc": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz"
+        "jsesc": "~0.5.0"
       }
     },
     "repeating": {
@@ -1204,7 +1242,7 @@
       "integrity": "sha1-UhTFOpJtNVJwdSf7q0FdvAjQbdo=",
       "dev": true,
       "requires": {
-        "is-finite": "1.0.2"
+        "is-finite": "^1.0.0"
       }
     },
     "rollup": {
@@ -1214,7 +1252,7 @@
       "dev": true,
       "requires": {
         "@types/estree": "0.0.39",
-        "@types/node": "10.12.0"
+        "@types/node": "*"
       }
     },
     "rollup-plugin-babel": {
@@ -1223,7 +1261,7 @@
       "integrity": "sha512-5kzM/Rr4jQSRPLc2eN5NuD+CI/6AAy7S1O18Ogu4U3nq1Q42VJn0C9EMtqnvxtfwf1XrezOtdA9ro1VZI5B0mA==",
       "dev": true,
       "requires": {
-        "rollup-pluginutils": "1.5.2"
+        "rollup-pluginutils": "^1.5.0"
       }
     },
     "rollup-pluginutils": {
@@ -1232,8 +1270,8 @@
       "integrity": "sha1-HhVud4+UtyVb+hs9AXi+j1xVJAg=",
       "dev": true,
       "requires": {
-        "estree-walker": "0.2.1",
-        "minimatch": "3.0.4"
+        "estree-walker": "^0.2.1",
+        "minimatch": "^3.0.2"
       }
     },
     "safe-buffer": {
@@ -1265,7 +1303,7 @@
       "integrity": "sha512-try0/JqxPLF9nOjvSta7tVondkP5dwgyLDjVoyMDlmjugT2lRZ1OfsrYTkCd2hkDnJTKRbO/Rl3orm8vlsUzbA==",
       "dev": true,
       "requires": {
-        "source-map": "0.5.7"
+        "source-map": "^0.5.6"
       }
     },
     "ssf": {
@@ -1276,7 +1314,7 @@
       "requires": {
         "colors": "0.6.2",
         "frac": "0.3.1",
-        "voc": "1.1.0"
+        "voc": "^1.1.0"
       }
     },
     "string_decoder": {
@@ -1285,7 +1323,7 @@
       "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
       "optional": true,
       "requires": {
-        "safe-buffer": "5.1.1"
+        "safe-buffer": "~5.1.0"
       }
     },
     "strip-ansi": {
@@ -1294,7 +1332,7 @@
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "dev": true,
       "requires": {
-        "ansi-regex": "2.1.1"
+        "ansi-regex": "^2.0.0"
       }
     },
     "supports-color": {
@@ -1337,8 +1375,8 @@
       "resolved": "https://registry.npmjs.org/webcharts/-/webcharts-1.10.0.tgz",
       "integrity": "sha512-YeHYeYcsWNa2SO0BWSiUl4xGDQB4i3zyIdZTFeAGbxK8mcObCdKudOj9umA7IgSIRM2yUp7XEWj2x17zPgKB7w==",
       "requires": {
-        "d3": "https://registry.npmjs.org/d3/-/d3-3.5.17.tgz",
-        "js-xlsx": "0.8.22"
+        "d3": "^3",
+        "js-xlsx": "^0.8.22"
       }
     }
   }
diff --git a/package.json b/package.json
index 40cb50c..5db1bd2 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "webcharts": "^1.10"
   },
   "scripts": {
-    "build": "npm run bundle && npm run format && npm run build-md",
+    "build": "npm audit fix && npm run bundle && npm run format && npm run build-md",
     "build-md": "node ./scripts/configuration-markdown.js",
     "bundle": "rollup -c",
     "format": "npm run format-src && npm run format-bundle",
diff --git a/scripts/configuration.md b/scripts/configuration.md
index 0918856..9e832e9 100644
--- a/scripts/configuration.md
+++ b/scripts/configuration.md
@@ -126,5 +126,5 @@ Variable Label
 The object below contains each Webcharts setting as of version 2.1.0.
 
 ```
-{
    x: {
        column: 'shiftx',
        type: 'linear',
        label: 'Baseline Value',
        format: '0.2f'
    },
    y: {
        column: 'shifty',
        type: 'linear',
        label: 'Comparison Value',
        behavior: 'flex',
        format: '0.2f'
    },
    marks: [
        {
            type: 'circle',
            per: ['key'],
            radius: 4,
            attributes: {
                'stroke-width': 0.5,
                'fill-opacity': 0.8
            },
            tooltip:
                'Subject ID: [key]\nBaseline: [shiftx]\nComparison: [shifty]\nChange: [chg]\nPercent Change: [pchg]'
        }
    ],
    gridlines: 'xy',
    resizable: false,
    margin: { right: 25, top: 25 },
    aspect: 1
}
+{
    x: {        column: 'shiftx',        type: 'linear',        label: 'Baseline Value',        format: '0.2f'    },    y: {        column: 'shifty',        type: 'linear',        label: 'Comparison Value',        behavior: 'flex',        format: '0.2f'    },    marks: [        {            type: 'circle',            per: ['key'],            radius: 4,            attributes: {                'stroke-width': 0.5,                'fill-opacity': 0.8            },            tooltip:                'Subject ID: [key]\nBaseline: [shiftx]\nComparison: [shifty]\nChange: [chg]\nPercent Change: [pchg]'        }    ],    gridlines: 'xy',    resizable: false,    margin: { right: 25, top: 25 },    aspect: 1}
 ```
\ No newline at end of file