[Issue #195][Updating] fixed lost documentation
Merge branch 'master' of https://github.com/MGhanem/smartsoft-13 into C4_NourhanMohamed_S12_advanced_search
[Issue #195][WIP] updated docs
[Issue #195][WIP] removed some redundancy from keyword_spec test file
[Issue #195][WIP] added a test case for testing formal/slang synonym filtering
[Issue #195][WIP] added a couple of lines in a test case to enhance coverage
[Issue #195][WIP] added is_formal attribute to the attribute accessible
[Issue #195][WIP] added filteration on formal/slang synonyms and removed unnecessary vote counts
[Issue #195][WIP] added a surrounding div around synonyms section in search view
[Issue #195][WIP] added a js file for ajaxifying purposes
[Issue #195][WIP] added route for synonym retrieval by ajax
[Issue #195][WIP] added action for synonym retrival via ajax as json object
[Issue #195][WIP] updated ajaxifying views
[Issue #195][WIP] updated searching via filters action
[Issue #195][WIP] deleted redundant scopes that were wrongly merged
[Issue #195][WIP] updated docs for controller actions
[Issue #195][WIP] updated test cases for search controllers
[Issue #195][updating] tagged test cases with name
[Issue #195][Finished] updated umls according to review
[Issue #195][Finished] fixed code conventions