Merge pull request #52 from onyx-cap/master

修改launcher、reader翻页键图片
OnyxAndroidSDK:fix bug of resource is not a drawable exception
OnyxAndroidSDK:fix bug of resource is not a drawable exception
OnyxAndroidSDK:Scroll the list of bookmarks appear black background
add back icons needed in res/drawable
Merge pull request #53 from onyx-peekaboo/master

fix bug of resource is not a drawable exception
Merge remote-tracking branch 'origin/master'
add back icons needed in res/drawable
add new OnyxCmsCenter.getRecentReading() interface
rename OnyxItemHistoryRecord -> OnyxReadingHistoryEntry