diff --git a/package-lock.json b/package-lock.json
index 3eb2df3..d6cf20d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,36 +4,12 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
-    "abbrev": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
-      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
-    },
     "assertion-error": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.0.0.tgz",
       "integrity": "sha1-x/hUOP3UZrx8oWq5DIFRN5el0js=",
       "dev": true
     },
-    "balanced-match": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
-    },
-    "brace-expansion": {
-      "version": "1.1.11",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
-      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
-      "requires": {
-        "balanced-match": "^1.0.0",
-        "concat-map": "0.0.1"
-      }
-    },
-    "buffer-shims": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/buffer-shims/-/buffer-shims-1.0.0.tgz",
-      "integrity": "sha1-mXjOMXOIxkmth5MCjDR37wRKi1E="
-    },
     "chai": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/chai/-/chai-2.3.0.tgz",
@@ -50,16 +26,6 @@
       "integrity": "sha1-/UMOiJgy7DU7ms0d4hfBHLPu+HM=",
       "dev": true
     },
-    "concat-map": {
-      "version": "0.0.1",
-      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
-      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
-    },
-    "core-util-is": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
-      "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
-    },
     "debug": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/debug/-/debug-2.2.0.tgz",
@@ -90,59 +56,23 @@
       "integrity": "sha1-Tbwv5nTnGUnK8/smlc5/LcHZqNE=",
       "dev": true
     },
-    "exit": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/exit/-/exit-0.1.2.tgz",
-      "integrity": "sha1-BjJjj42HfMghB9MKD/8aF8uhzQw="
-    },
-    "fs.realpath": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
-      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
-    },
     "gently": {
       "version": "0.9.2",
       "resolved": "https://registry.npmjs.org/gently/-/gently-0.9.2.tgz",
       "integrity": "sha1-N6oHK6CJQnTN5Sh+E+7oof/C+1g=",
       "dev": true
     },
-    "glob": {
-      "version": "7.1.6",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz",
-      "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==",
-      "requires": {
-        "fs.realpath": "^1.0.0",
-        "inflight": "^1.0.4",
-        "inherits": "2",
-        "minimatch": "^3.0.4",
-        "once": "^1.3.0",
-        "path-is-absolute": "^1.0.0"
-      }
-    },
     "growl": {
       "version": "1.9.2",
       "resolved": "https://registry.npmjs.org/growl/-/growl-1.9.2.tgz",
       "integrity": "sha1-Dqd0NxXbjY3ixe3hd14bRayFwC8=",
       "dev": true
     },
-    "inflight": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
-      "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
-      "requires": {
-        "once": "^1.3.0",
-        "wrappy": "1"
-      }
-    },
     "inherits": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
-      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
-    },
-    "isarray": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
-      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
+      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
+      "dev": true
     },
     "jade": {
       "version": "0.26.3",
@@ -168,31 +98,12 @@
         }
       }
     },
-    "jslint": {
-      "version": "0.12.1",
-      "resolved": "https://registry.npmjs.org/jslint/-/jslint-0.12.1.tgz",
-      "integrity": "sha512-q5iHswjOmJffbsGVq/1umGh4YBxb5pCArNHCZeHpkuVDDKM6IldqUn4hLehKSwQr7Bn07VXjD34Lx3nw+6j8eA==",
-      "requires": {
-        "exit": "~0.1.2",
-        "glob": "~7.1.3",
-        "nopt": "~4.0.1",
-        "readable-stream": "~2.1.5"
-      }
-    },
     "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": "3.0.4",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
-      "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
-      "requires": {
-        "brace-expansion": "^1.1.7"
-      }
-    },
     "minimist": {
       "version": "0.0.8",
       "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
@@ -254,87 +165,17 @@
       "integrity": "sha1-nNE8A62/8ltl7/3nzoZO6VIBcJg=",
       "dev": true
     },
-    "nopt": {
-      "version": "4.0.3",
-      "resolved": "https://registry.npmjs.org/nopt/-/nopt-4.0.3.tgz",
-      "integrity": "sha512-CvaGwVMztSMJLOeXPrez7fyfObdZqNUK1cPAEzLHrTybIua9pMdmmPR5YwtfNftIOMv3DPUhFaxsZMNTQO20Kg==",
-      "requires": {
-        "abbrev": "1",
-        "osenv": "^0.1.4"
-      }
-    },
-    "once": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
-      "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
-      "requires": {
-        "wrappy": "1"
-      }
-    },
-    "os-homedir": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
-      "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M="
-    },
-    "os-tmpdir": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
-      "integrity": "sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ="
-    },
-    "osenv": {
-      "version": "0.1.5",
-      "resolved": "https://registry.npmjs.org/osenv/-/osenv-0.1.5.tgz",
-      "integrity": "sha512-0CWcCECdMVc2Rw3U5w9ZjqX6ga6ubk1xDVKxtBQPK7wis/0F2r9T6k4ydGYhecl7YUBxBVxhL5oisPsNxAPe2g==",
-      "requires": {
-        "os-homedir": "^1.0.0",
-        "os-tmpdir": "^1.0.0"
-      }
-    },
-    "path-is-absolute": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
-      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18="
-    },
-    "process-nextick-args": {
-      "version": "1.0.7",
-      "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-1.0.7.tgz",
-      "integrity": "sha1-FQ4gt1ZZCtP5EJPyWk8q2L/zC6M="
-    },
     "qs": {
       "version": "6.7.2",
       "resolved": "https://registry.npmjs.org/qs/-/qs-6.7.2.tgz",
       "integrity": "sha512-pIxa8oGRlwdn9r+PfxMWAa27MPUvZV8+FU9m7VKkC9Ppe0Mi789ge1lDwqYiMFb3ZS7SBZMtII9dTs0UGqHvNA=="
     },
-    "readable-stream": {
-      "version": "2.1.5",
-      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.1.5.tgz",
-      "integrity": "sha1-ZvqLcg4UOLNkaB8q0aY8YYRIydA=",
-      "requires": {
-        "buffer-shims": "^1.0.0",
-        "core-util-is": "~1.0.0",
-        "inherits": "~2.0.1",
-        "isarray": "~1.0.0",
-        "process-nextick-args": "~1.0.6",
-        "string_decoder": "~0.10.x",
-        "util-deprecate": "~1.0.1"
-      }
-    },
-    "semver": {
-      "version": "7.3.2",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.2.tgz",
-      "integrity": "sha512-OrOb32TeeambH6UrhtShmF7CRDqhL6/5XpPNp2DuRH6+9QLw/orhp72j87v8Qa1ScDkvrrBNpZcDejAirJmfXQ=="
-    },
     "sigmund": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/sigmund/-/sigmund-1.0.1.tgz",
       "integrity": "sha1-P/IfGYytIXX587eBhT/ZTQ0ZtZA=",
       "dev": true
     },
-    "string_decoder": {
-      "version": "0.10.31",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
-      "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ="
-    },
     "supports-color": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-1.2.0.tgz",
@@ -354,19 +195,9 @@
       "dev": true
     },
     "underscore": {
-      "version": "1.8.2",
-      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.8.2.tgz",
-      "integrity": "sha1-ZN8utZCJnelQeC83NRkLpC6/MR0="
-    },
-    "util-deprecate": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
-    },
-    "wrappy": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
+      "version": "1.13.2",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.2.tgz",
+      "integrity": "sha512-ekY1NhRzq0B08g4bGuX4wd2jZx5GnKz6mKSqFL4nqBlfyMGiG10gDFhDTMEfYmDL6Jy0FUIZp7wiRB+0BP7J2g=="
     }
   }
 }
diff --git a/package.json b/package.json
index b0c26e5..7d843a6 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "jslint": ""
   },
   "dependencies": {
-    "underscore": "1.8.2",
+    "underscore": "1.13.2",
     "qs": "6.7.2"
   }
 }