v2.1.0

Allows for arbitrary prefixes in jsio.path.cache, e.g.:

    jsio.path.cache['foo.bar'] = 'a/b';

This would resolve `import foo.bar.baz` to `a/b/baz`.  Previously, no dots
were allowed in the cache.

package.json

@@ -2,7 +2,7 @@
   "author": "Game Closure",
   "name": "jsio",
   "description": "js.io module and class system",
-  "version": "2.0.4",
+  "version": "2.1.0",
   "homepage": "http://www.github.com/gameclosure/js.io",
   "repository": {
     "type": "git",