remove version from bower.json, as it is ignored by Bower

See https://github.com/bower/bower.json-spec#version for reference

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "bootstrap-css-only",
-  "version": "3.3.0",
+  "description": "Bower component for [Bootstrap](http://getbootstrap.com/) CSS and font libraries only. No javascript, and more importantly NO bower depenedency on jQuery.",
   "keywords": [
     "twitter",
     "bootstrap",
@@ -21,10 +21,5 @@
   "repository": {
     "type": "git",
     "url": "git://github.com/fyockm/bootstrap-css-only.git"
-  },
-  "gitHead": "d188941913d98e32cd46ec340279ec2bc296d670",
-  "readme": "# Bootstrap CSS only\n\nThis is a Bower component for [Bootstrap](http://getbootstrap.com/) CSS and font libraries only. No javascript, and more importantly NO bower depenedency on jQuery. Perfect companion for [Angular-UI Bootstrap](https://github.com/angular-ui/bootstrap-bower).\n\nWith 3.0.1 and above, the glyphicons are included as well.\n\n## Installation:\n\n`bower install bootstrap-css-only`\n\n### Previous Bootstrap versions also available:\nYou can request info for a specific version with 'bower info bootstrap-css-only#<version>'\n```\nbower install bootstrap-css-only#2.3.2\nbower install bootstrap-css-only#3.0.0\n...\n```\n",
-  "readmeFilename": "README.md",
-  "_id": "[email protected]",
-  "description": "This is a Bower component for [Bootstrap](http://getbootstrap.com/) CSS and font libraries only. No javascript, and more importantly NO bower depenedency on jQuery. Perfect companion for [Angular-UI Bootstrap](https://github.com/angular-ui/bootstrap-bower)."
+  }
 }