Fix license header
Add key constants
Rename keyconstant module

--HG--
rename : testbed/keyconstant.py => testbed/keyconstants.py
Add __init__ file
Import constants from keyconstants
Add keymod to keyconstants
Remove `Str` from name @ keyconstants
Add movement keys to keyconstants
Add StrToKeymod to keyconstants
Note about quick-and-dirty hack @ keyconstants
Add StrToKey @ keyconstants
Add note @ keyconstants
Fix StrToKeymod wrong syntax (taken from Ruby)
Key press/release is caught and printed
Add keymod list @ keyconstants
Modifiers in key press/release are caught
Refactor: add getKeyFromEvent
Docstring for isKeyEvent
Fix docstring @ getKeyFromEvent
Add StrToQtKey @ keyconstants