Merge pull request #3 from Trinea/master

merge
Add LoopingViewPager,EasyAndroidAnimations
add android-phased-seek-bar,PullZoomView
add android-pdfview,android_page_curl
Merge pull request #62 from AvatarQing/master

Add LoopingViewPager, EasyAndroidAnimations, android-phased-seek-bar, PullZoomView, android-pdfview, android_page_curl