Don't ignore V2 files in bower.json (fixes #171)

bower.json

@@ -3,39 +3,14 @@
   "description": "A Unicode standard based way to implement emoji across all platforms.",
   "main": "./2/twemoji.amd.js",
   "ignore": [
-    ".git",
-    ".gitignore",
-    ".npmignore",
-    "16x16/",
-    "36x36/",
-    "72x72/",
-    "assets/",
-    "1/",
-    "2/72x72/",
-    "2/assets/",
-    "build/",
-    "component.json",
-    "node_modules/",
-    "index.html",
-    "package.json",
-    "preview-generator.js",
-    "preview-template.html",
-    "svg.sh",
-    "test.html",
-    "test.js",
-    "twemoji-generator.js",
-    "twemoji-dist.js",
-    "twemoji.js",
-    "twemoji.min.js",
-    "twemoji.npm.js",
-    "2/twemoji.js",
-    "2/twemoji.min.js",
-    "2/twemoji.npm.js",
-    "**/.*",
-    "node_modules/",
-    "bower_components/",
-    "test",
-    "tests"
+    "*",
+    "!2/72x72/*",
+    "!2/svg/*",
+    "!2/twemoji.js",
+    "!2/twemoji.*.js",
+    "!package.json",
+    "!LICENSE",
+    "!README.md"
   ],
   "twemoji": "git://github.com/twitter/twemoji.git#gh-pages",
   "homepage": "https://github.com/twitter/twemoji",