LB-1395 Docco and Docco-Husky tasks added.

Path for documentation accesible via servers.nodejs/docs
Fallback to documentation if no liveblog.servers.rest is provided.
Task for docco:all and docco:test added.
Task for docco-husky:all and docco-husky:test added.
doc folder renamed to docs, added dev subfolder with the md's.
Added contributors in pakage.json for a better docco-husky render.