[CloudFilesActivity]Add action bar title translation

Signed-off-by: Ethan Shan <shan0xiao0xi@gmail.com>
[FragmentHome]Add loading view UI

Signed-off-by: Ethan Shan <shan0xiao0xi@gmail.com>
[SelectPathActivity]Add loading view to the list view part

Signed-off-by: Ethan Shan <shan0xiao0xi@gmail.com>