diff --git a/package-lock.json b/package-lock.json
index 54e135d..b47e38e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,6 +27,7 @@
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/align-text/-/align-text-0.1.4.tgz",
       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
+      "optional": true,
       "requires": {
         "kind-of": "^3.0.2",
         "longest": "^1.0.1",
@@ -211,10 +212,6 @@
         "callsite": "1.0.0"
       }
     },
-    "bignumber.js": {
-      "version": "git+https://github.com/frozeman/bignumber.js-nolookahead.git#57692b3ecfc98bbdd6b3a516cb2353652ea49934",
-      "from": "git+https://github.com/frozeman/bignumber.js-nolookahead.git"
-    },
     "biguint-format": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/biguint-format/-/biguint-format-1.0.1.tgz",
@@ -1024,7 +1021,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -1389,7 +1387,8 @@
         },
         "safe-buffer": {
           "version": "5.1.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -1437,6 +1436,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -1475,11 +1475,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         }
       }
     },
@@ -1566,17 +1568,6 @@
       "resolved": "https://registry.npmjs.org/growl/-/growl-1.10.3.tgz",
       "integrity": "sha512-hKlsbA5Vu3xsh1Cg3J7jSmX/WaW6A5oBeqzM88oNbCRQFz+zUaXm6yxS4RVytp1scBoJzSYl4YAEOQIt6O8V1Q=="
     },
-    "handlebars": {
-      "version": ">=4.0.14",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.0.14.tgz",
-      "integrity": "sha1-ksbta7FkEQxQ1NjQ+93HCAbG+Oc=",
-      "requires": {
-        "async": "^1.4.0",
-        "optimist": "^0.6.1",
-        "source-map": "^0.4.4",
-        "uglify-js": "^2.6"
-      }
-    },
     "has-binary2": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has-binary2/-/has-binary2-1.0.3.tgz",
@@ -1638,6 +1629,19 @@
       "requires": {
         "handlebars": "4.0.5",
         "walk": "2.3.9"
+      },
+      "dependencies": {
+        "handlebars": {
+          "version": "4.0.5",
+          "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.0.5.tgz",
+          "integrity": "sha1-ksbta7FkEQxQ1NjQ+93HCAbG+Oc=",
+          "requires": {
+            "async": "^1.4.0",
+            "optimist": "^0.6.1",
+            "source-map": "^0.4.4",
+            "uglify-js": "^2.6"
+          }
+        }
       }
     },
     "he": {
@@ -1942,7 +1946,8 @@
     "longest": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/longest/-/longest-1.0.1.tgz",
-      "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc="
+      "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
+      "optional": true
     },
     "lowercase-keys": {
       "version": "1.0.1",
@@ -3183,12 +3188,9 @@
       "optional": true
     },
     "undefsafe": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.2.tgz",
-      "integrity": "sha1-Il9rngM3Zj4Njnz9aG/Cg2zKznY=",
-      "requires": {
-        "debug": "^2.2.0"
-      }
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.5.tgz",
+      "integrity": "sha512-WxONCrssBM8TSPRqN5EmsjVrsv4A8X12J4ArBiiayv3DyyG3ZlIg6yysuuSYdZsVz3TKcTg2fd//Ujd4CHV1iA=="
     },
     "union-value": {
       "version": "1.0.0",
@@ -3354,6 +3356,12 @@
         "utf8": "^2.1.1",
         "xhr2": "*",
         "xmlhttprequest": "*"
+      },
+      "dependencies": {
+        "bignumber.js": {
+          "version": "git+https://github.com/frozeman/bignumber.js-nolookahead.git#57692b3ecfc98bbdd6b3a516cb2353652ea49934",
+          "from": "git+https://github.com/frozeman/bignumber.js-nolookahead.git"
+        }
       }
     },
     "which": {