Update devDependencies/dependencies (#199)

* Update devDependencies/dependencies

* Bump sw-precache's version to 4.2.0

package.json

@@ -1,6 +1,6 @@
 {
   "name": "sw-precache",
-  "version": "4.1.0",
+  "version": "4.2.0",
   "description": "Generates a service worker to cache your local App Shell resources.",
   "author": {
     "name": "Jeff Posnick",
@@ -22,32 +22,32 @@
     "node": ">=0.10.0"
   },
   "devDependencies": {
-    "del": "^2.2.0",
-    "eslint": "^1.10.3",
-    "eslint-config-google": "^0.3.0",
-    "express": "^4.12.4",
-    "gh-pages": "^0.9.0",
-    "grunt": "^0.4.5",
-    "gulp": "^3.9.0",
+    "del": "^2.2.2",
+    "eslint": "^3.8.1",
+    "eslint-config-google": "^0.6.0",
+    "express": "^4.14.0",
+    "gh-pages": "^0.11.0",
+    "grunt": "^1.0.1",
+    "gulp": "^3.9.1",
     "gulp-doctoc": "^0.1.4",
-    "gulp-eslint": "^1.0.0",
-    "gulp-load-plugins": "^1.2.0",
-    "gulp-mocha": "^2.1.1",
+    "gulp-eslint": "^3.0.1",
+    "gulp-load-plugins": "^1.3.0",
+    "gulp-mocha": "^3.0.1",
     "gulp-replace": "^0.5.4",
-    "gulp-util": "^3.0.5",
+    "gulp-util": "^3.0.7",
     "jade": "^1.11.0",
-    "mocha": "^2.2.5",
-    "run-sequence": "^1.1.0"
+    "mocha": "^3.1.2",
+    "run-sequence": "^1.2.2"
   },
   "dependencies": {
-    "dom-urls": "^1.0.0",
-    "es6-promise": "^3.0.2",
-    "glob": "^6.0.4",
-    "lodash.defaults": "^4.0.1",
-    "lodash.template": "^4.1.0",
-    "meow": "^3.3.0",
+    "dom-urls": "^1.1.0",
+    "es6-promise": "^4.0.5",
+    "glob": "^7.1.1",
+    "lodash.defaults": "^4.2.0",
+    "lodash.template": "^4.4.0",
+    "meow": "^3.7.0",
     "mkdirp": "^0.5.1",
-    "pretty-bytes": "^3.0.1",
+    "pretty-bytes": "^4.0.2",
     "sw-toolbox": "^3.4.0"
   },
   "repository": "googlechrome/sw-precache",