Fix error with temp paths.
Add error logging in temporary buffer.

Quiets the scp command in normal mode, on error display it in temporary buffer.
Removes the second command invocation, what was that for anyway?
Merge remote-tracking branch 'remote/master'
Remove commented out code.
Merge pull request #7 from Profpatsch/master

Bugfix & error logging
Version 0.6.3.