TRDS: Dark Slim File Manager

Change-Id: Iaf4e3a320dd49b4e77098fafce2d6de4a48f4ba6
Translated one missed line to Russian

Change-Id: Id5b5f5c939921dc2a4c509f8544c0ff4f9cb0976
Merge "TRDS: Dark Slim File Manager" into kk4.4
FileManager: Fix possible NPE

Thanks for the report

Change-Id: Ia877814f738669322b8dc180c5eb349d44dd8d96