diff --git a/package-lock.json b/package-lock.json
index f0a7dd8..1e20a86 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -66,12 +66,14 @@
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       "resolved": "https://registry.npmjs.org/arr-flatten/-/arr-flatten-1.1.0.tgz",
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+      "integrity": "sha512-L3hKV5R/p5o81R7O02IGnwpDmkp6E982XhtbuwSe3O4qOtMMMtodicASA1Cny2U+aCXcNpml+m4dPsvsJ3jatg==",
+      "optional": true
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     "arr-union": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/arr-union/-/arr-union-3.1.0.tgz",
-      "integrity": "sha1-45sJrqne+Gao8gbiiK9jkZuuOcQ="
+      "integrity": "sha1-45sJrqne+Gao8gbiiK9jkZuuOcQ=",
+      "optional": true
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@@ -95,7 +97,8 @@
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       "resolved": "https://registry.npmjs.org/assign-symbols/-/assign-symbols-1.0.0.tgz",
-      "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c="
+      "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c=",
+      "optional": true
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@@ -124,7 +127,8 @@
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-      "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg=="
+      "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==",
+      "optional": true
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@@ -498,6 +502,7 @@
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+      "optional": true,
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@@ -512,6 +517,7 @@
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           "integrity": "sha1-dp66rz9KY6rTr56NMEybvnm/sOY=",
+          "optional": true,
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@@ -520,6 +526,7 @@
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+          "optional": true,
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@@ -528,6 +535,7 @@
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+          "optional": true,
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@@ -536,6 +544,7 @@
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             "is-data-descriptor": "^1.0.0",
@@ -545,12 +554,14 @@
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-          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8="
+          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
+          "optional": true
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+          "integrity": "sha512-s5kLOcnH0XqDO+FvuaLX8DDjZ18CGFk7VygH40QoKPUQhW4e2rvM0rwUq0t8IQDOwYSeLK01U90OjzBTme2QqA==",
+          "optional": true
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@@ -614,6 +625,7 @@
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+      "optional": true,
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@@ -629,7 +641,8 @@
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-          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8="
+          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
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@@ -735,6 +748,7 @@
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+      "optional": true,
       "requires": {
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@@ -746,6 +760,7 @@
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           "integrity": "sha1-w1se+RjsPJkPmlvFe+BKrOxcgRY=",
+          "optional": true,
           "requires": {
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@@ -753,7 +768,8 @@
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-          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8="
+          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
+          "optional": true
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@@ -761,6 +777,7 @@
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       "integrity": "sha1-S8A3PBZLwykbTTaMgpzxqApZ3KA=",
+      "optional": true,
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@@ -832,7 +849,8 @@
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       "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.2.1.tgz",
-      "integrity": "sha1-E3kY1teCg/ffemt8WmPhQOaUJeY="
+      "integrity": "sha1-E3kY1teCg/ffemt8WmPhQOaUJeY=",
+      "optional": true
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@@ -873,7 +891,8 @@
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       "resolved": "https://registry.npmjs.org/copy-descriptor/-/copy-descriptor-0.1.1.tgz",
-      "integrity": "sha1-Z29us8OZl8LuGsOpJP1hJHSPV40="
+      "integrity": "sha1-Z29us8OZl8LuGsOpJP1hJHSPV40=",
+      "optional": true
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@@ -940,7 +959,8 @@
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-      "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU="
+      "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU=",
+      "optional": true
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@@ -951,6 +971,7 @@
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+      "optional": true,
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@@ -960,6 +981,7 @@
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+          "optional": true,
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@@ -968,6 +990,7 @@
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+          "optional": true,
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@@ -976,6 +999,7 @@
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+          "optional": true,
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@@ -985,12 +1009,14 @@
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           "resolved": "https://registry.npmjs.org/isobject/-/isobject-3.0.1.tgz",
-          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8="
+          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
+          "optional": true
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-          "integrity": "sha512-s5kLOcnH0XqDO+FvuaLX8DDjZ18CGFk7VygH40QoKPUQhW4e2rvM0rwUq0t8IQDOwYSeLK01U90OjzBTme2QqA=="
+          "integrity": "sha512-s5kLOcnH0XqDO+FvuaLX8DDjZ18CGFk7VygH40QoKPUQhW4e2rvM0rwUq0t8IQDOwYSeLK01U90OjzBTme2QqA==",
+          "optional": true
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       "integrity": "sha1-Jqcarwc7OfshJxcnRhMcJwQCjbg=",
+      "optional": true,
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@@ -1199,6 +1226,7 @@
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+          "optional": true,
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@@ -1280,7 +1308,8 @@
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-      "integrity": "sha1-gQaNKVqBQuwKxybG4iAMMPttXoA="
+      "integrity": "sha1-gQaNKVqBQuwKxybG4iAMMPttXoA=",
+      "optional": true
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@@ -1310,6 +1339,7 @@
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       "integrity": "sha1-QpD60n8T6Jvn8zeZxrxaCr//DRk=",
+      "optional": true,
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@@ -1341,7 +1371,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
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+          "bundled": true,
+          "optional": true
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@@ -1359,11 +1390,13 @@
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         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
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@@ -1376,15 +1409,18 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "concat-map": {
           "version": "0.0.1",
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+          "bundled": true,
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           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
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@@ -1487,7 +1523,8 @@
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-          "bundled": true
+          "bundled": true,
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@@ -1497,6 +1534,7 @@
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           "bundled": true,
+          "optional": true,
           "requires": {
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           }
@@ -1509,17 +1547,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
+          "optional": true,
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             "yallist": "^3.0.0"
@@ -1536,6 +1577,7 @@
         "mkdirp": {
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           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -1608,7 +1650,8 @@
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+          "bundled": true,
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           "version": "4.1.1",
@@ -1618,6 +1661,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -1693,7 +1737,8 @@
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+          "bundled": true,
+          "optional": true
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@@ -1723,6 +1768,7 @@
         "string-width": {
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           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -1740,6 +1786,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -1778,11 +1825,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
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+          "bundled": true,
+          "optional": true
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           "version": "3.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -1803,7 +1852,8 @@
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-      "integrity": "sha1-3BXKHGcjh8p2vTesCjlbogQqLCg="
+      "integrity": "sha1-3BXKHGcjh8p2vTesCjlbogQqLCg=",
+      "optional": true
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@@ -1840,6 +1890,7 @@
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       "integrity": "sha1-gTg9ctsFT8zPUzbaqQLxgvbtuyg=",
+      "optional": true,
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@@ -1880,6 +1931,7 @@
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       "integrity": "sha1-GLKB2lhbHFxR3vJMkw7SmgvmsXc=",
+      "optional": true,
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@@ -1889,7 +1941,8 @@
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-          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8="
+          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
+          "optional": true
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@@ -1897,6 +1950,7 @@
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       "integrity": "sha1-lbC2P+whRmGab+V/51Yo1aOe/k8=",
+      "optional": true,
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@@ -1906,6 +1960,7 @@
           "version": "3.0.0",
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           "integrity": "sha1-JP1iAaR4LPUFYcgQJ2r8fRLXEZU=",
+          "optional": true,
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@@ -1914,6 +1969,7 @@
               "version": "3.2.2",
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               "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
+              "optional": true,
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@@ -1924,6 +1980,7 @@
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           "integrity": "sha1-IIE989cSkosgc3hpGkUGb65y3Vc=",
+          "optional": true,
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@@ -2062,6 +2119,7 @@
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       "integrity": "sha1-qeEss66Nh2cn7u84Q/igiXtcmNY=",
+      "optional": true,
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@@ -2083,7 +2141,8 @@
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+      "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==",
+      "optional": true
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