Warnings found by automatic code inspection and partially tackled
- Drop distuitls inf favour of setuptools
- Replace deprecated pyudev.Device.from_device_number
- Remove unnecessary brackets
- Avoid access to private variables etc.
- Shadows built-in name
- Line length >120 characters
- Not a module level variable
- Simplify clause
and more
* Remove import as _ in solaar startup
Related #2273
* Remove import as _ in listener
Related #2273
* Remove import as _ in cli init
Related #2273
* Remove import as _ in gtk
Related #2273
* Remove import as _ in show
Related #2273
* Remove import as _ in tray
Related #2273
* Remove import as _ in profiles
Related #2273
* Remove import as _ in config
Related #2273
* Remove import as _ in config panel
Related #2273
* Remove import as _ in window
Related #2273
* Remove import as _ in pair
Related #2273
* Remove import as _ in pair window
Related #2273
* Remove import as _ in cli package
Related #2273
* Remove import as _ in ui package
Related #2273
* Remove commented out code
Related #2273
* Use constant for Logitech ID
Python 2 needs UTF-8 decode since it uses 'ascii' decode by default.
Python 3 might have problems converting back to UTF-8 in case of Unicode
surrogates
Signed-off-by: Josenivaldo Benito Jr <jrbenito@benito.qsl.br>