v2.0.5 - autosave gui resolutions
- Optionally (enabled by default) save the resolution of all Windows sizes individually on change (fixes #83) into gui config-file
(see here for a little description) - Calculate the initial resolution of all gui elements based on the screen resolution (based on pull request #81)
- removed useless usage of the STEAM_ZENITY variable, which just points to system zenity...