Merge pull request #23 from kpartlow/master

Updated to support resources loaded from class path.
- Update to allow CdnUrlExecutor to handle Classpath as a source for content (in addition to HTTP servers).
[maven-release-plugin] prepare release 2.6.3.201406122143
[maven-release-plugin] prepare for next development iteration
- Updated CdnUrlExecutor to support File:// urls
- credentials added
- support for adding multiple URLs used to locate Groovy source code (URLs are added to NCubeManager, per n-cube version.
- static content located via URL is now transferred stream-to-stream, no caching, other than what original server specified (n-cube acts like http proxy)
- GroovyCode is set to cache false
- GroovyTemplates - need to be tested further, and then the Groovy template support on stream content added
Updated Url Class Loading on tests