ignore docs by git

.gitignore

doc/code/apple-touch-icon.png

doc/code/classes/Ability.html

doc/code/classes/Account.html

doc/code/classes/ActiveRecord.html

doc/code/classes/ActiveRecord/ConnectionAdapters.html

...lasses/ActiveRecord/ConnectionAdapters/Mysql2Adapter.html

...es/ActiveRecord/ConnectionAdapters/PostgreSQLAdapter.html

...ConnectionAdapters/PostgreSQLAdapter/TableDefinition.html

doc/code/classes/ActivityObserver.html

doc/code/classes/Admin.html

doc/code/classes/Admin/DashboardController.html

doc/code/classes/Admin/GroupsController.html

doc/code/classes/Admin/HooksController.html

doc/code/classes/Admin/LogsController.html

doc/code/classes/Admin/ProjectsController.html

doc/code/classes/Admin/ResqueController.html

doc/code/classes/Admin/TeamMembersController.html

doc/code/classes/Admin/UsersController.html

doc/code/classes/AdminController.html