(doc) documented server.js
Merge pull request #16 from jangahroo/feat/gulp

Feat/gulp implemented gulp build system
(doc) documented middleware.js
Merge pull request #20 from jangahroo/doc/server

Doc/server documented server files
(feat) created database connection and updated documentation
(feat) implemented moviecache database
(feat) moviedb implemented, movie API bug fixed
(feat) created users file structure