* Don't delete buffer after :Unlink/:Remove.
* Introduce :Delete to delete both file and buffer.
* Replace :Find and :Locate with :Cfind/:Lfind and :Clocate/:Llocate.
* Pre-populate new /etc/init.d scripts from /etc/init.d/skeleton.
* Use setfperm() rather than :!chmod for simple cases.
* Use sudo -A to prompt for password in GUI.
* Re-detect filetype after :Move/:Rename.
* Support virtual buffers, such as from Fugitive.
* Bug fixes.