diff --git a/package-lock.json b/package-lock.json
index 4fe16cf..8e0d5a8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1470,6 +1470,7 @@
                     "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
                     "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "co": "^4.6.0",
                         "fast-deep-equal": "^1.0.0",
@@ -1597,7 +1598,8 @@
                     "version": "1.1.0",
                     "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
                     "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "file-entry-cache": {
                     "version": "2.0.0",
@@ -1681,7 +1683,8 @@
                     "version": "0.3.1",
                     "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
                     "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "lru-cache": {
                     "version": "4.1.5",
@@ -1716,6 +1719,7 @@
                     "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
                     "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "ansi-regex": "^3.0.0"
                     }
@@ -3656,7 +3660,8 @@
             "version": "4.6.0",
             "resolved": "https://registry.npmjs.org/co/-/co-4.6.0.tgz",
             "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
-            "dev": true
+            "dev": true,
+            "optional": true
         },
         "coa": {
             "version": "2.0.2",
@@ -6559,7 +6564,8 @@
                 "ansi-regex": {
                     "version": "2.1.1",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "aproba": {
                     "version": "1.2.0",
@@ -6580,12 +6586,14 @@
                 "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"
@@ -6600,17 +6608,20 @@
                 "code-point-at": {
                     "version": "1.1.0",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "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
                 },
                 "core-util-is": {
                     "version": "1.0.2",
@@ -6727,7 +6738,8 @@
                 "inherits": {
                     "version": "2.0.3",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "ini": {
                     "version": "1.3.5",
@@ -6739,6 +6751,7 @@
                     "version": "1.0.0",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "number-is-nan": "^1.0.0"
                     }
@@ -6753,6 +6766,7 @@
                     "version": "3.0.4",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "brace-expansion": "^1.1.7"
                     }
@@ -6760,12 +6774,14 @@
                 "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"
@@ -6784,6 +6800,7 @@
                     "version": "0.5.1",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "minimist": "0.0.8"
                     }
@@ -6864,7 +6881,8 @@
                 "number-is-nan": {
                     "version": "1.0.1",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "object-assign": {
                     "version": "4.1.1",
@@ -6876,6 +6894,7 @@
                     "version": "1.4.0",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "wrappy": "1"
                     }
@@ -6961,7 +6980,8 @@
                 "safe-buffer": {
                     "version": "5.1.2",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "safer-buffer": {
                     "version": "2.1.2",
@@ -6997,6 +7017,7 @@
                     "version": "1.0.2",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "code-point-at": "^1.0.0",
                         "is-fullwidth-code-point": "^1.0.0",
@@ -7016,6 +7037,7 @@
                     "version": "3.0.1",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "ansi-regex": "^2.0.0"
                     }
@@ -7059,12 +7081,14 @@
                 "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
                 }
             }
         },
@@ -8668,9 +8692,9 @@
             }
         },
         "lodash": {
-            "version": "4.17.11",
-            "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-            "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+            "version": "4.17.19",
+            "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
+            "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==",
             "dev": true
         },
         "lodash._reinterpolate": {
@@ -12353,7 +12377,8 @@
             "version": "4.0.8",
             "resolved": "https://registry.npmjs.org/rx-lite/-/rx-lite-4.0.8.tgz",
             "integrity": "sha1-Cx4Rr4vESDbwSmQH6S2kJGe3lEQ=",
-            "dev": true
+            "dev": true,
+            "optional": true
         },
         "rx-lite-aggregates": {
             "version": "4.0.8",