Renamed all globals to match widget names
Move init functions
Modularize set and get variables to catalogue
CODE: remove tab_ prefix from collage and resize widget array keys
Renamed all presets key names.
FIX #36 Load presets from gui

Rewrite of all variable names and widget names, new setUserPresets funcion
FIX: Always initialize artscriptrc variable
CODE: Minor code modification, removed all obsolete comments
Minor style improvement
ADD selection buttons for file list
FIX: Resize operator major flaw. Im surprised it worked at all

Final scale placed outside of loop
FIX: Overwrite check ignored for all files with tmp destination
FIX #45 : Organize and give more appeal to GUI

Small fixes to spacing and styles
FIX: Loading of default sizes now works properly

Small gui fix