Removed hardcoded '1'1 from topic.list.dj.html
Implemented 'controller as' syntax for header.dj.html search bar
Created 3 new services for refactoring purpose (data sharing)
Implemented TopicsFactory & QueryUtils into IndividualSearchCtrl + SearchFormCtrl
Added watcher on value attribute of ttTypeahead directive
Added QueryUtils+TopicsFactory+utilsFactory to home.dj.html scripts
Fixed the way to build args for logging in utilsFactory
Cleaned & strenghtened TopicsFactory code base
Improved two-way bindings between controllers & QueryUtils + TopicsFactory
Enabled 2-way binding for 'value' tt-typeahead directive
Added humanSearch  method to QueryUtils
Renamed 'QueryUtils' service to 'QueryFactory' + added showResults method to SearchFormCtrl (#201)
Added special style for search button (#201)
Merge branch 'Support/Refactoring-Services' into develop