fix(build): Do not copy .scss files to dist.

issue #27
fix(build): Tons of build cleanup!

* Extract all grunt tasks into separate files in the `grunttasks` directory.
* Only copy over js files that are needed in prod.

fixes #27
fix(server): Place all production js resources in the `js` subdirectory.

* include.js is excluded because it is served from the root directory.

issue #27
Merge pull request #32 from shane-tomlinson/issue-27-what-the-css

Issue 27 what the css