user Group Code refactor.
Add question information as trusted html
remove roostscope injection..
improve subject/group validation
Merge pull request #12 from mlopez-firstfactory/master

Finished up the number validation, and the confirm button logic
Add question Tags component
Add question Timing component
remove elastic search
Improve answers  types load.
Merge branch 'master' of https://github.com/joanrm20/maua

Conflicts:
	angular_webApp/src/common/directives/general.directive.js
remove ng from directives, could cause conflicts.
reuse breadcrumbs directive
move practice directives to a more related file.
Small refactor done to the ctrl, can't be seen because the score prediction data isn't being fetched