diff --git a/package-lock.json b/package-lock.json
index 5b578fe..0648d2b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,6 +27,12 @@
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       "optional": true
     },
+    "@types/minimatch": {
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+      "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.5.tgz",
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+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/@types/q/-/q-1.5.4.tgz",
@@ -265,6 +271,12 @@
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       "dev": true
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+    "array-differ": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/array-differ/-/array-differ-3.0.0.tgz",
+      "integrity": "sha512-THtfYS6KtME/yIAhKjZ2ul7XI96lQGHRputJQHO80LAWQnuGP4iCIN8vdMRboGbIEYBwU33q8Tch1os2+X0kMg==",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/array-each/-/array-each-1.0.1.tgz",
@@ -5278,57 +5290,15 @@
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-      "resolved": "https://registry.npmjs.org/load-grunt-tasks/-/load-grunt-tasks-0.4.0.tgz",
-      "integrity": "sha1-+CRmP/uiUbV079pak1r6zv4KlfQ=",
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/load-grunt-tasks/-/load-grunt-tasks-5.1.0.tgz",
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       "dev": true,
       "requires": {
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-        "multimatch": "^0.1.0"
-      },
-      "dependencies": {
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-          "resolved": "https://registry.npmjs.org/findup-sync/-/findup-sync-0.1.3.tgz",
-          "integrity": "sha1-fz56l7gjksZTvwZYm9hRkOk8NoM=",
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-          "requires": {
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-        "glob": {
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-          "resolved": "https://registry.npmjs.org/glob/-/glob-3.2.11.tgz",
-          "integrity": "sha1-Spc/Y1uRkPcV0QmH1cAP0oFevj0=",
-          "dev": true,
-          "requires": {
-            "inherits": "2",
-            "minimatch": "0.3"
-          }
-        },
-        "lodash": {
-          "version": "2.4.2",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
-          "integrity": "sha1-+t2DS5aDBz2hebPq5tnA0VBT9z4=",
-          "dev": true
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-        "lru-cache": {
-          "version": "2.7.3",
-          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-2.7.3.tgz",
-          "integrity": "sha1-bUUk6LlV+V1PW1iFHOId1y+06VI=",
-          "dev": true
-        },
-        "minimatch": {
-          "version": "0.3.0",
-          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-0.3.0.tgz",
-          "integrity": "sha1-J12O2qxPG7MyZHIInnlJyDlGmd0=",
-          "dev": true,
-          "requires": {
-            "lru-cache": "2",
-            "sigmund": "~1.0.0"
-          }
-        }
+        "arrify": "^2.0.1",
+        "multimatch": "^4.0.0",
+        "pkg-up": "^3.1.0",
+        "resolve-pkg": "^2.0.0"
       }
     },
     "load-json-file": {
@@ -5344,6 +5314,24 @@
         "strip-bom": "^2.0.0"
       }
     },
+    "locate-path": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-3.0.0.tgz",
+      "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
+      "dev": true,
+      "requires": {
+        "p-locate": "^3.0.0",
+        "path-exists": "^3.0.0"
+      },
+      "dependencies": {
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+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
+          "integrity": "sha512-bpC7GYwiDYQ4wYLe+FA8lhRjhQCMcQGuSgGGqDkg/QerRWw9CmGRT0iSOVRSZJ29NMLZgIzqaljJ63oaL4NIJQ==",
+          "dev": true
+        }
+      }
+    },
     "lodash": {
       "version": "4.17.20",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
@@ -5755,36 +5743,23 @@
       "dev": true
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     "multimatch": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/multimatch/-/multimatch-0.1.0.tgz",
-      "integrity": "sha1-CZ2fj4RjrDbPv6JzYLwWzuh97WQ=",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/multimatch/-/multimatch-4.0.0.tgz",
+      "integrity": "sha512-lDmx79y1z6i7RNx0ZGCPq1bzJ6ZoDDKbvh7jxr9SJcWLkShMzXrHbYVpTdnhNM5MXpDUxCQ4DgqVttVXlBgiBQ==",
       "dev": true,
       "requires": {
-        "lodash": "~2.4.1",
-        "minimatch": "~0.2.14"
+        "@types/minimatch": "^3.0.3",
+        "array-differ": "^3.0.0",
+        "array-union": "^2.1.0",
+        "arrify": "^2.0.1",
+        "minimatch": "^3.0.4"
       },
       "dependencies": {
-        "lodash": {
-          "version": "2.4.2",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
-          "integrity": "sha1-+t2DS5aDBz2hebPq5tnA0VBT9z4=",
-          "dev": true
-        },
-        "lru-cache": {
-          "version": "2.7.3",
-          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-2.7.3.tgz",
-          "integrity": "sha1-bUUk6LlV+V1PW1iFHOId1y+06VI=",
+        "array-union": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/array-union/-/array-union-2.1.0.tgz",
+          "integrity": "sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw==",
           "dev": true
-        },
-        "minimatch": {
-          "version": "0.2.14",
-          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-0.2.14.tgz",
-          "integrity": "sha1-x054BXT2PG+aCQ6Q775u9TpqdWo=",
-          "dev": true,
-          "requires": {
-            "lru-cache": "2",
-            "sigmund": "~1.0.0"
-          }
         }
       }
     },
@@ -6309,6 +6284,24 @@
       "dev": true,
       "optional": true
     },
+    "p-limit": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.3.0.tgz",
+      "integrity": "sha512-//88mFWSJx8lxCzwdAABTJL2MyWB12+eIY7MDL2SqLmAkeKU9qxRvWuSyTjm3FUmpBEMuFfckAIqEaVGUDxb6w==",
+      "dev": true,
+      "requires": {
+        "p-try": "^2.0.0"
+      }
+    },
+    "p-locate": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
+      "integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
+      "dev": true,
+      "requires": {
+        "p-limit": "^2.0.0"
+      }
+    },
     "p-map": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/p-map/-/p-map-1.2.0.tgz",
@@ -6348,6 +6341,12 @@
         "p-finally": "^1.0.0"
       }
     },
+    "p-try": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.2.0.tgz",
+      "integrity": "sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==",
+      "dev": true
+    },
     "pad-stream": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/pad-stream/-/pad-stream-2.0.0.tgz",
@@ -6586,6 +6585,26 @@
         "pinkie": "^2.0.0"
       }
     },
+    "pkg-up": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/pkg-up/-/pkg-up-3.1.0.tgz",
+      "integrity": "sha512-nDywThFk1i4BQK4twPQ6TA4RT8bDY96yeuCVBWL3ePARCiEKDRSrNGbFIgUJpLp+XeIR65v8ra7WuJOFUBtkMA==",
+      "dev": true,
+      "requires": {
+        "find-up": "^3.0.0"
+      },
+      "dependencies": {
+        "find-up": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
+          "integrity": "sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==",
+          "dev": true,
+          "requires": {
+            "locate-path": "^3.0.0"
+          }
+        }
+      }
+    },
     "plur": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/plur/-/plur-3.1.1.tgz",
@@ -7013,6 +7032,21 @@
         "global-modules": "^1.0.0"
       }
     },
+    "resolve-from": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-5.0.0.tgz",
+      "integrity": "sha512-qYg9KP24dD5qka9J47d0aVky0N+b4fTU89LN9iDnjB5waksiC49rvMB0PrUJQGoTmH50XPiqOvAjDfaijGxYZw==",
+      "dev": true
+    },
+    "resolve-pkg": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/resolve-pkg/-/resolve-pkg-2.0.0.tgz",
+      "integrity": "sha512-+1lzwXehGCXSeryaISr6WujZzowloigEofRB+dj75y9RRa/obVcYgbHJd53tdYw8pvZj8GojXaaENws8Ktw/hQ==",
+      "dev": true,
+      "requires": {
+        "resolve-from": "^5.0.0"
+      }
+    },
     "resolve-url": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/resolve-url/-/resolve-url-0.2.1.tgz",
@@ -7265,12 +7299,6 @@
       "integrity": "sha1-NZbmMHp4FUT1kfN9phg2DzHbV7E=",
       "dev": true
     },
-    "sigmund": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/sigmund/-/sigmund-1.0.1.tgz",
-      "integrity": "sha1-P/IfGYytIXX587eBhT/ZTQ0ZtZA=",
-      "dev": true
-    },
     "signal-exit": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.3.tgz",
diff --git a/package.json b/package.json
index 81bd394..250b852 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "karma": "~1.6.0",
     "karma-jasmine": "^0.1.5",
     "karma-phantomjs-launcher": "^1.0.4",
-    "load-grunt-tasks": "^0.4.0",
+    "load-grunt-tasks": "^5.1.0",
     "serve-static": "^1.14.1",
     "time-grunt": "^0.3.1",
     "xml2js": "^0.4.4"