Update many npm dependencies

Sauce/connect related things need some more work and I didn't want to
figure those out right now.

Fixes facebook#1701

package.json

@@ -39,34 +39,34 @@
   },
   "devDependencies": {
     "benchmark": "~1.0.0",
-    "browserify": "^3.33.0",
+    "browserify": "^4.1.10",
     "coverify": "~1.0.4",
     "envify": "~1.2.0",
     "es3ify": "~0.1.2",
-    "es5-shim": "~2.3.0",
+    "es5-shim": "^3.4.0",
     "grunt": "~0.4.2",
     "grunt-cli": "~0.1.9",
     "grunt-compare-size": "~0.4.0",
     "grunt-contrib-clean": "~0.5.0",
-    "grunt-contrib-compress": "~0.6.0",
+    "grunt-contrib-compress": "^0.8.0",
     "grunt-contrib-connect": "~0.6.0",
     "grunt-contrib-copy": "~0.5.0",
-    "grunt-contrib-jshint": "~0.8.0",
+    "grunt-contrib-jshint": "^0.10.0",
     "gzip-js": "~0.3.2",
     "jasmine-tapreporter": "~0.2.2",
     "jest-cli": "~0.1.5",
     "lodash": "~2.4.1",
-    "microtime": "~0.5.1",
+    "microtime": "^0.6.0",
     "optimist": "~0.6.0",
     "phantomjs": "~1.9",
-    "platform": "~1.0.0",
+    "platform": "^1.1.0",
     "populist": "~0.1.6",
     "recast": "~0.5.6",
     "sauce-tunnel": "~1.1.0",
-    "semver": "~2.2.1",
+    "semver": "^2.3.0",
     "tmp": "~0.0.18",
     "uglify-js": "~2.4.0",
-    "uglifyify": "~1.1.0",
+    "uglifyify": "^2.4.0",
     "wd": "~0.2.6"
   },
   "engines": {