Added functionality to show and hide comments on edit news page
Added handler to create new tag button
Added placeholder to new tag field
Bad commit, saving tags doesn't working
Tagging news completed. (TODO: solve problem with similar tags and different id)
Fixed deleting news on edit page, but news will be deleted only if it has no comments!
Added html carcass of authors in menu
Added entity Author
Added new sequence and trigger for author
Implemented CRUD operations for mapping Author entity
Implemented 3 responses in author API
Replaced author custom repository by base implementation of CRUD repository
Completed base implementation of CRUD repository
Added util classes for running every test class once
Tested base implementation of CRUD repository
Changed fields scope
Completed base implementation of paging repository
Modified author service (using paging repository)
Modified test and added it to test suite
Changed tag API for using base repository implementation