Changes keybindings for mpcp.
Adds `-n` option to pick.

    * So that pick will buffer the input stream and pick exactly `n`
      results from the input.
vlcwrap typechange.
Adds strip_audio
Adds .swp files to .gitignore.
Adds pdf2kindle converter.
Adds qmv.
Adds sync_musicr
Adds `shuff`.