Merge pull request #23 from xiatao123/master

Fix load fav issue
Merge pull request #24 from xiatao123/master

Load favorite from Parse every time
Merge pull request #25 from xiatao123/master

Added fav button
add left swipe
Merge branch 'master' into linkai_search
added cast
added cast
add sth
formatted show details view better
resolve conflicts
resolve conflicts
Merge pull request #26 from ios-class/linkai_search

Linkai search
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'