diff --git a/package-lock.json b/package-lock.json
index cc181f1..18f06d0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -56,13 +56,15 @@
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           "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.3.2.tgz",
           "integrity": "sha1-qJS3XUvE9s1nnvMkSp/Y9Gri1Cg=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "braces": {
           "version": "2.3.2",
           "resolved": "https://registry.npmjs.org/braces/-/braces-2.3.2.tgz",
           "integrity": "sha512-aNdbnj9P8PjdXU4ybaWLK2IF3jc/EoDYbC7AazW6to3TRsfXxscC9UXOB5iDiEQrkyIbWp2SLQda4+QAa7nc3w==",
           "dev": true,
+          "optional": true,
           "requires": {
             "arr-flatten": "^1.1.0",
             "array-unique": "^0.3.2",
@@ -81,6 +83,7 @@
               "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
               "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "is-extendable": "^0.1.0"
               }
@@ -253,6 +256,7 @@
           "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-4.0.0.tgz",
           "integrity": "sha1-1USBHUKPmOsGpj3EAtJAPDKMOPc=",
           "dev": true,
+          "optional": true,
           "requires": {
             "extend-shallow": "^2.0.1",
             "is-number": "^3.0.0",
@@ -265,6 +269,7 @@
               "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
               "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "is-extendable": "^0.1.0"
               }
@@ -330,7 +335,8 @@
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           "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
           "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI=",
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -347,6 +353,7 @@
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           "integrity": "sha1-JP1iAaR4LPUFYcgQJ2r8fRLXEZU=",
           "dev": true,
+          "optional": true,
           "requires": {
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           },
@@ -356,6 +363,7 @@
               "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
               "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
               "dev": true,
+              "optional": true,
               "requires": {
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               }
@@ -366,13 +374,15 @@
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           "resolved": "https://registry.npmjs.org/isobject/-/isobject-3.0.1.tgz",
           "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "kind-of": {
           "version": "6.0.2",
           "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-6.0.2.tgz",
           "integrity": "sha512-s5kLOcnH0XqDO+FvuaLX8DDjZ18CGFk7VygH40QoKPUQhW4e2rvM0rwUq0t8IQDOwYSeLK01U90OjzBTme2QqA==",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
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           "version": "3.1.10",
@@ -3385,7 +3395,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
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           "version": "1.2.0",
@@ -3406,12 +3417,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -3426,17 +3439,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "core-util-is": {
           "version": "1.0.2",
@@ -3553,7 +3569,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -3565,6 +3582,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -3579,6 +3597,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -3586,12 +3605,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -3610,6 +3631,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3690,7 +3712,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3702,6 +3725,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -3787,7 +3811,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3823,6 +3848,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -3842,6 +3868,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3885,12 +3912,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
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@@ -3997,17 +4026,24 @@
       "dev": true
     },
     "handlebars": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.1.1.tgz",
-      "integrity": "sha512-3Zhi6C0euYZL5sM0Zcy7lInLXKQ+YLcF/olbN010mzGQ4XVm50JeyBnMqofHh696GrciGruC7kCcApPDJvVgwA==",
+      "version": "4.7.6",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.6.tgz",
+      "integrity": "sha512-1f2BACcBfiwAfStCKZNrUCgqNZkGsAT7UM3kkYtXuLo0KnaVfjKOyf7PRzB6++aK9STyT1Pd2ZCPe3EGOXleXA==",
       "dev": true,
       "requires": {
+        "minimist": "^1.2.5",
         "neo-async": "^2.6.0",
-        "optimist": "^0.6.1",
         "source-map": "^0.6.1",
-        "uglify-js": "^3.1.4"
+        "uglify-js": "^3.1.4",
+        "wordwrap": "^1.0.0"
       },
       "dependencies": {
+        "minimist": {
+          "version": "1.2.5",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+          "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+          "dev": true
+        },
         "source-map": {
           "version": "0.6.1",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
@@ -5698,7 +5734,6 @@
         "async": {
           "version": "2.6.2",
           "bundled": true,
-          "dev": true,
           "requires": {
             "lodash": "^4.17.11"
           }
@@ -5751,7 +5786,6 @@
         "commander": {
           "version": "2.17.1",
           "bundled": true,
-          "dev": true,
           "optional": true
         },
         "commondir": {
@@ -5914,24 +5948,6 @@
           "bundled": true,
           "dev": true
         },
-        "handlebars": {
-          "version": "4.1.0",
-          "bundled": true,
-          "dev": true,
-          "requires": {
-            "async": "^2.5.0",
-            "optimist": "^0.6.1",
-            "source-map": "^0.6.1",
-            "uglify-js": "^3.1.4"
-          },
-          "dependencies": {
-            "source-map": {
-              "version": "0.6.1",
-              "bundled": true,
-              "dev": true
-            }
-          }
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         "has-flag": {
           "version": "3.0.0",
           "bundled": true,
@@ -6089,8 +6105,7 @@
         },
         "lodash": {
           "version": "4.17.11",
-          "bundled": true,
-          "dev": true
+          "bundled": true
         },
         "lodash.flattendeep": {
           "version": "4.4.0",
@@ -6162,8 +6177,7 @@
         },
         "minimist": {
           "version": "0.0.10",
-          "bundled": true,
-          "dev": true
+          "bundled": true
         },
         "mkdirp": {
           "version": "0.5.1",
@@ -6225,7 +6239,6 @@
         "optimist": {
           "version": "0.6.1",
           "bundled": true,
-          "dev": true,
           "requires": {
             "minimist": "~0.0.1",
             "wordwrap": "~0.0.2"
@@ -6530,8 +6543,6 @@
         "uglify-js": {
           "version": "3.4.9",
           "bundled": true,
-          "dev": true,
-          "optional": true,
           "requires": {
             "commander": "~2.17.1",
             "source-map": "~0.6.1"
@@ -6540,7 +6551,6 @@
             "source-map": {
               "version": "0.6.1",
               "bundled": true,
-              "dev": true,
               "optional": true
             }
           }
@@ -6574,8 +6584,7 @@
         },
         "wordwrap": {
           "version": "0.0.3",
-          "bundled": true,
-          "dev": true
+          "bundled": true
         },
         "wrap-ansi": {
           "version": "2.1.0",
@@ -6798,24 +6807,6 @@
       "integrity": "sha1-ofeDj4MUxRbwXs78vEzP4EtO14k=",
       "dev": true
     },
-    "optimist": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
-      "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
-      "dev": true,
-      "requires": {
-        "minimist": "~0.0.1",
-        "wordwrap": "~0.0.2"
-      },
-      "dependencies": {
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-          "version": "0.0.3",
-          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-          "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
-          "dev": true
-        }
-      }
-    },
     "optionator": {
       "version": "0.8.2",
       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.8.2.tgz",