Design changes
Merge branch 'Dev' of https://github.com/gouthamn/Book_Library_Latest into Dev

# By Vivek
# Via Vivek
* 'Dev' of https://github.com/gouthamn/Book_Library_Latest:
  beep sound complete
  tab controller merge

Conflicts:
	Book_Library-master/BookLibrary.xcodeproj/project.pbxproj
	Book_Library-master/BookLibrary/en.lproj/MainStoryboard.storyboard