Fixes #17

Sort process list foreground first, then alphabetically

Added actions to copy image path and command line

Kill processes parallel with asyncio

properly ignore .gitignore in packing script

small fixes

* added debug setting
* changed args_hint of suggestion items

Default icon and some refactoring

LICENSE added

Fixes #13

the list of windows was not update every time the command is selected
also: item label includes window title if the process is foreground

Acknowledgement for burrowed code :)