diff --git a/package-lock.json b/package-lock.json
index 9fdfbe2..446f80c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3813,6 +3813,15 @@
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
+    "cors": {
+      "version": "2.8.5",
+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
+      "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "requires": {
+        "object-assign": "^4",
+        "vary": "^1"
+      }
+    },
     "cosmiconfig": {
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/cosmiconfig/-/cosmiconfig-5.2.1.tgz",
@@ -8430,11 +8439,6 @@
       "integrity": "sha1-2HUWVdItOEaCdByXLyw9bfo+ZrU=",
       "optional": true
     },
-    "memorystream": {
-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/memorystream/-/memorystream-0.3.1.tgz",
-      "integrity": "sha1-htcJCzDORV1j+64S3aUaR93K+bI="
-    },
     "merge-deep": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/merge-deep/-/merge-deep-3.0.2.tgz",
@@ -8861,22 +8865,6 @@
       "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-3.3.0.tgz",
       "integrity": "sha512-U+JJi7duF1o+u2pynbp2zXDW2/PADgC30f0GsHZtRh+HOcXHnw137TrNlyxxRvWW5fjKd3bcLHPxofWuCjaeZg=="
     },
-    "npm-run-all": {
-      "version": "4.1.5",
-      "resolved": "https://registry.npmjs.org/npm-run-all/-/npm-run-all-4.1.5.tgz",
-      "integrity": "sha512-Oo82gJDAVcaMdi3nuoKFavkIHBRVqQ1qvMb+9LHk/cF4P6B2m8aP04hGf7oL6wZ9BuGwX1onlLhpuoofSyoQDQ==",
-      "requires": {
-        "ansi-styles": "3.2.1",
-        "chalk": "2.4.2",
-        "cross-spawn": "6.0.5",
-        "memorystream": "0.3.1",
-        "minimatch": "3.0.4",
-        "pidtree": "0.3.1",
-        "read-pkg": "3.0.0",
-        "shell-quote": "1.6.1",
-        "string.prototype.padend": "3.1.0"
-      }
-    },
     "npm-run-path": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/npm-run-path/-/npm-run-path-2.0.2.tgz",
@@ -8948,11 +8936,6 @@
       "resolved": "https://registry.npmjs.org/object-hash/-/object-hash-1.3.1.tgz",
       "integrity": "sha1-/eRSCYqVHLFF8Dm7fUVUSd3BJt8="
     },
-    "object-inspect": {
-      "version": "1.7.0",
-      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.7.0.tgz",
-      "integrity": "sha512-a7pEHdh1xKIAgTySUGgLMx/xwDZskN1Ud6egYYN3EdRW4ZMPNEDUTF+hwy2LUC+Bl+SyLXANnwz/jyh/qutKUw=="
-    },
     "object-keys": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
@@ -9339,11 +9322,6 @@
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
       "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
     },
-    "pidtree": {
-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/pidtree/-/pidtree-0.3.1.tgz",
-      "integrity": "sha512-qQbW94hLHEqCg7nhby4yRC7G2+jYHY4Rguc2bjw7Uug4GIJuu1tvf2uHaZv5Q8zdt+WKJ6qK1FOI6amaWUo5FA=="
-    },
     "pify": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
@@ -12370,293 +12348,6 @@
         "strip-ansi": "4.0.0"
       }
     },
-    "string.prototype.padend": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/string.prototype.padend/-/string.prototype.padend-3.1.0.tgz",
-      "integrity": "sha512-3aIv8Ffdp8EZj8iLwREGpQaUZiPyrWrpzMBHvkiSW/bK/EGve9np07Vwy7IJ5waydpGXzQZu/F8Oze2/IWkBaA==",
-      "requires": {
-        "define-properties": "1.1.3",
-        "es-abstract": "1.17.5"
-      },
-      "dependencies": {
-        "es-abstract": {
-          "version": "1.17.5",
-          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.5.tgz",
-          "integrity": "sha512-BR9auzDbySxOcfog0tLECW8l28eRGpDpU3Dm3Hp4q/N+VtLTmyj4EUN088XZWQDW/hzj6sYRDXeOFsaAODKvpg==",
-          "requires": {
-            "es-to-primitive": "1.2.1",
-            "function-bind": "1.1.1",
-            "has": "1.0.3",
-            "has-symbols": "1.0.1",
-            "is-callable": "1.1.5",
-            "is-regex": "1.0.5",
-            "object-inspect": "1.7.0",
-            "object-keys": "1.1.1",
-            "object.assign": "4.1.0",
-            "string.prototype.trimleft": "2.1.2",
-            "string.prototype.trimright": "2.1.2"
-          }
-        },
-        "es-to-primitive": {
-          "version": "1.2.1",
-          "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.1.tgz",
-          "integrity": "sha512-QCOllgZJtaUo9miYBcLChTUaHNjJF3PYs1VidD7AwiEj1kYxKeQTctLAezAOH5ZKRH0g2IgPn6KwB4IT8iRpvA==",
-          "requires": {
-            "is-callable": "1.1.5",
-            "is-date-object": "1.0.1",
-            "is-symbol": "1.0.2"
-          }
-        },
-        "has-symbols": {
-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.1.tgz",
-          "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg=="
-        },
-        "is-callable": {
-          "version": "1.1.5",
-          "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.5.tgz",
-          "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q=="
-        },
-        "is-regex": {
-          "version": "1.0.5",
-          "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.5.tgz",
-          "integrity": "sha512-vlKW17SNq44owv5AQR3Cq0bQPEb8+kF3UKZ2fiZNOWtztYE5i0CzCZxFDwO58qAOWtxdBRVO/V5Qin1wjCqFYQ==",
-          "requires": {
-            "has": "1.0.3"
-          }
-        }
-      }
-    },
-    "string.prototype.trimend": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimend/-/string.prototype.trimend-1.0.1.tgz",
-      "integrity": "sha512-LRPxFUaTtpqYsTeNKaFOw3R4bxIzWOnbQ837QfBylo8jIxtcbK/A/sMV7Q+OAV/vWo+7s25pOE10KYSjaSO06g==",
-      "requires": {
-        "define-properties": "1.1.3",
-        "es-abstract": "1.17.5"
-      },
-      "dependencies": {
-        "es-abstract": {
-          "version": "1.17.5",
-          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.5.tgz",
-          "integrity": "sha512-BR9auzDbySxOcfog0tLECW8l28eRGpDpU3Dm3Hp4q/N+VtLTmyj4EUN088XZWQDW/hzj6sYRDXeOFsaAODKvpg==",
-          "requires": {
-            "es-to-primitive": "1.2.1",
-            "function-bind": "1.1.1",
-            "has": "1.0.3",
-            "has-symbols": "1.0.1",
-            "is-callable": "1.1.5",
-            "is-regex": "1.0.5",
-            "object-inspect": "1.7.0",
-            "object-keys": "1.1.1",
-            "object.assign": "4.1.0",
-            "string.prototype.trimleft": "2.1.2",
-            "string.prototype.trimright": "2.1.2"
-          }
-        },
-        "es-to-primitive": {
-          "version": "1.2.1",
-          "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.1.tgz",
-          "integrity": "sha512-QCOllgZJtaUo9miYBcLChTUaHNjJF3PYs1VidD7AwiEj1kYxKeQTctLAezAOH5ZKRH0g2IgPn6KwB4IT8iRpvA==",
-          "requires": {
-            "is-callable": "1.1.5",
-            "is-date-object": "1.0.1",
-            "is-symbol": "1.0.2"
-          }
-        },
-        "has-symbols": {
-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.1.tgz",
-          "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg=="
-        },
-        "is-callable": {
-          "version": "1.1.5",
-          "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.5.tgz",
-          "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q=="
-        },
-        "is-regex": {
-          "version": "1.0.5",
-          "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.5.tgz",
-          "integrity": "sha512-vlKW17SNq44owv5AQR3Cq0bQPEb8+kF3UKZ2fiZNOWtztYE5i0CzCZxFDwO58qAOWtxdBRVO/V5Qin1wjCqFYQ==",
-          "requires": {
-            "has": "1.0.3"
-          }
-        }
-      }
-    },
-    "string.prototype.trimleft": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimleft/-/string.prototype.trimleft-2.1.2.tgz",
-      "integrity": "sha512-gCA0tza1JBvqr3bfAIFJGqfdRTyPae82+KTnm3coDXkZN9wnuW3HjGgN386D7hfv5CHQYCI022/rJPVlqXyHSw==",
-      "requires": {
-        "define-properties": "1.1.3",
-        "es-abstract": "1.17.5",
-        "string.prototype.trimstart": "1.0.1"
-      },
-      "dependencies": {
-        "es-abstract": {
-          "version": "1.17.5",
-          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.5.tgz",
-          "integrity": "sha512-BR9auzDbySxOcfog0tLECW8l28eRGpDpU3Dm3Hp4q/N+VtLTmyj4EUN088XZWQDW/hzj6sYRDXeOFsaAODKvpg==",
-          "requires": {
-            "es-to-primitive": "1.2.1",
-            "function-bind": "1.1.1",
-            "has": "1.0.3",
-            "has-symbols": "1.0.1",
-            "is-callable": "1.1.5",
-            "is-regex": "1.0.5",
-            "object-inspect": "1.7.0",
-            "object-keys": "1.1.1",
-            "object.assign": "4.1.0",
-            "string.prototype.trimleft": "2.1.2",
-            "string.prototype.trimright": "2.1.2"
-          }
-        },
-        "es-to-primitive": {
-          "version": "1.2.1",
-          "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.1.tgz",
-          "integrity": "sha512-QCOllgZJtaUo9miYBcLChTUaHNjJF3PYs1VidD7AwiEj1kYxKeQTctLAezAOH5ZKRH0g2IgPn6KwB4IT8iRpvA==",
-          "requires": {
-            "is-callable": "1.1.5",
-            "is-date-object": "1.0.1",
-            "is-symbol": "1.0.2"
-          }
-        },
-        "has-symbols": {
-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.1.tgz",
-          "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg=="
-        },
-        "is-callable": {
-          "version": "1.1.5",
-          "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.5.tgz",
-          "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q=="
-        },
-        "is-regex": {
-          "version": "1.0.5",
-          "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.5.tgz",
-          "integrity": "sha512-vlKW17SNq44owv5AQR3Cq0bQPEb8+kF3UKZ2fiZNOWtztYE5i0CzCZxFDwO58qAOWtxdBRVO/V5Qin1wjCqFYQ==",
-          "requires": {
-            "has": "1.0.3"
-          }
-        }
-      }
-    },
-    "string.prototype.trimright": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimright/-/string.prototype.trimright-2.1.2.tgz",
-      "integrity": "sha512-ZNRQ7sY3KroTaYjRS6EbNiiHrOkjihL9aQE/8gfQ4DtAC/aEBRHFJa44OmoWxGGqXuJlfKkZW4WcXErGr+9ZFg==",
-      "requires": {
-        "define-properties": "1.1.3",
-        "es-abstract": "1.17.5",
-        "string.prototype.trimend": "1.0.1"
-      },
-      "dependencies": {
-        "es-abstract": {
-          "version": "1.17.5",
-          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.5.tgz",
-          "integrity": "sha512-BR9auzDbySxOcfog0tLECW8l28eRGpDpU3Dm3Hp4q/N+VtLTmyj4EUN088XZWQDW/hzj6sYRDXeOFsaAODKvpg==",
-          "requires": {
-            "es-to-primitive": "1.2.1",
-            "function-bind": "1.1.1",
-            "has": "1.0.3",
-            "has-symbols": "1.0.1",
-            "is-callable": "1.1.5",
-            "is-regex": "1.0.5",
-            "object-inspect": "1.7.0",
-            "object-keys": "1.1.1",
-            "object.assign": "4.1.0",
-            "string.prototype.trimleft": "2.1.2",
-            "string.prototype.trimright": "2.1.2"
-          }
-        },
-        "es-to-primitive": {
-          "version": "1.2.1",
-          "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.1.tgz",
-          "integrity": "sha512-QCOllgZJtaUo9miYBcLChTUaHNjJF3PYs1VidD7AwiEj1kYxKeQTctLAezAOH5ZKRH0g2IgPn6KwB4IT8iRpvA==",
-          "requires": {
-            "is-callable": "1.1.5",
-            "is-date-object": "1.0.1",
-            "is-symbol": "1.0.2"
-          }
-        },
-        "has-symbols": {
-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.1.tgz",
-          "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg=="
-        },
-        "is-callable": {
-          "version": "1.1.5",
-          "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.5.tgz",
-          "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q=="
-        },
-        "is-regex": {
-          "version": "1.0.5",
-          "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.5.tgz",
-          "integrity": "sha512-vlKW17SNq44owv5AQR3Cq0bQPEb8+kF3UKZ2fiZNOWtztYE5i0CzCZxFDwO58qAOWtxdBRVO/V5Qin1wjCqFYQ==",
-          "requires": {
-            "has": "1.0.3"
-          }
-        }
-      }
-    },
-    "string.prototype.trimstart": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimstart/-/string.prototype.trimstart-1.0.1.tgz",
-      "integrity": "sha512-XxZn+QpvrBI1FOcg6dIpxUPgWCPuNXvMD72aaRaUQv1eD4e/Qy8i/hFTe0BUmD60p/QA6bh1avmuPTfNjqVWRw==",
-      "requires": {
-        "define-properties": "1.1.3",
-        "es-abstract": "1.17.5"
-      },
-      "dependencies": {
-        "es-abstract": {
-          "version": "1.17.5",
-          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.5.tgz",
-          "integrity": "sha512-BR9auzDbySxOcfog0tLECW8l28eRGpDpU3Dm3Hp4q/N+VtLTmyj4EUN088XZWQDW/hzj6sYRDXeOFsaAODKvpg==",
-          "requires": {
-            "es-to-primitive": "1.2.1",
-            "function-bind": "1.1.1",
-            "has": "1.0.3",
-            "has-symbols": "1.0.1",
-            "is-callable": "1.1.5",
-            "is-regex": "1.0.5",
-            "object-inspect": "1.7.0",
-            "object-keys": "1.1.1",
-            "object.assign": "4.1.0",
-            "string.prototype.trimleft": "2.1.2",
-            "string.prototype.trimright": "2.1.2"
-          }
-        },
-        "es-to-primitive": {
-          "version": "1.2.1",
-          "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.1.tgz",
-          "integrity": "sha512-QCOllgZJtaUo9miYBcLChTUaHNjJF3PYs1VidD7AwiEj1kYxKeQTctLAezAOH5ZKRH0g2IgPn6KwB4IT8iRpvA==",
-          "requires": {
-            "is-callable": "1.1.5",
-            "is-date-object": "1.0.1",
-            "is-symbol": "1.0.2"
-          }
-        },
-        "has-symbols": {
-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.1.tgz",
-          "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg=="
-        },
-        "is-callable": {
-          "version": "1.1.5",
-          "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.5.tgz",
-          "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q=="
-        },
-        "is-regex": {
-          "version": "1.0.5",
-          "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.5.tgz",
-          "integrity": "sha512-vlKW17SNq44owv5AQR3Cq0bQPEb8+kF3UKZ2fiZNOWtztYE5i0CzCZxFDwO58qAOWtxdBRVO/V5Qin1wjCqFYQ==",
-          "requires": {
-            "has": "1.0.3"
-          }
-        }
-      }
-    },
     "string_decoder": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
@@ -14023,9 +13714,9 @@
       "integrity": "sha512-7hew1RPJ1iIuje/Y01bGD/mXokXxegAgVS+e+E0wSi2ILHQkYAH1+JXARwTjZSM4Z4Z+c73aKspEcqj+zPPL/w=="
     },
     "xmldom": {
-      "version": "0.1.31",
-      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.1.31.tgz",
-      "integrity": "sha1-t2yaG9nwqXN+WnLcNyMc84N14v8="
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.6.0.tgz",
+      "integrity": "sha512-iAcin401y58LckRZ0TkI4k0VSM1Qg0KGSc3i8rU+xrxe19A/BN1zHyVSJY7uoutVlaTSzYyk/v5AmkewAP7jtg=="
     },
     "xmlhttprequest": {
       "version": "1.8.0",
diff --git a/package.json b/package.json
index 3b2439b..6be3649 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "socket.io": "^2.3.0",
     "underscore": "^1.10.2",
     "xml": "^1.0.1",
-    "xmldom": "^0.1.31",
+    "xmldom": "^0.6.0",
     "xmlhttprequest": "^1.8.0"
   },
   "scripts": {