[Python] Adds a convenience dialog. Dialog.notification()
[Fix] Only start checking the nfo file from the first episodedetails tag
[WIN32] fixed: setup file name got the branch name back (2. try)
[WIN32] fixed trailing space at the end of the branch name (I will do more tests...I will do more tests...I will do more tests...)
fix creation of new sources.xml (fixes #14272)
[bug] python codegenerator template was casting all constants to ints.