change the image of FAB.
small bug fixed.
change Umeng channel to pre release.
fix the previous commit.
handle with the situation when there is only one search result.
fix issue: crash when only one search result.
fix the about menu item.
update aboutView's contain.
update aboutView's contain.
change the fab image.
fix the issue: the UpNavigation doesn't work in AboutActivity.
Remove Material MenuToggle .
Fail to MVP... keep to the another day...
add TestCase, but failed...
Merge branch 'master' into RecyclerViewReplaceList

Conflicts:
	app/src/main/kotlin/com/ybook/app/ui/search/SearchActivity.kt
	app/src/main/kotlin/com/ybook/app/ui/search/SearchPresenter.kt
	app/src/main/kotlin/com/ybook/app/ui/search/SearchPresenterImpl.kt
	app/src/main/kotlin/com/ybook/app/ui/search/SearchView.kt
	app/src/main/res/values-zh/strings.xml
new search result ui.