Small change to conform to standard.
Remove directive setters.
Remove underscore as a lib explicitly added.
Add Showdown as a dependency
Cleanup (add underscore, resolve gulp warnings)
Implement view and write partials in application.

refs #27
Remove jQuery and backbone from vendor. They are used as npm libs.
Switch from Showdown to Marked, as markdown compiler.
Merge pull request #69 from miphe/integrate-write

Integrate write