[Issue #202][WIP] modified documentation, changed the search_helper, added some translations in the UMLs and added tests
[Issue #202][WIP] added small thing to test files and all are passing
[Issue #94] Fixed code conventions
[Issue #94] Fixed code conventions
[Issue #202][Finished] added the UMLs
[Issue #202][Finished] added last UML
[Issue #202][Finished][MC] fixed merge conflicts
[Issue #202][Finished] waiting for review
Merge branch 'C4_m0hamed_S14_AddWordToDatabase' of github.com:MGhanem/smartsoft-13 into C4_m0hamed_S14_AddWordToDatabase
gave tag to the test
[Issue #202][MC] fixed conflicts with master
Merge branch 'master' of github.com:MGhanem/smartsoft-13 into C4_m0hamed_S14_AddWordToDatabase

Conflicts:
	arability/app/controllers/keywords_controller.rb
[Issue #94] fixed umls
Merge branch 'C4_m0hamed_S11_search_by_category' into C4_m0hamed_S14_AddWordToDatabase
[Issue #94] Added tests for new story
Merge branch 'add_to_master' into C4_m0hamed_S14_AddWordToDatabase

Conflicts:
	arability/Gemfile
[Issue #94] Fixed tests
[Issue #94] Added missing tests
[Issue #94] Fixed tests and added working code
Removed wrongly committed files