A preliminary useable version of red/GTK #3928
To merge more easily the development of the branch
@qtxie Normally everything is mostly done except:
To evaluate this PR, I usually try scripts from code, community repos from red Github account. Also lot of codes mostly from @toomasv and also other contributors are tested too.
BTW, since some changes in red/system were introduced, some adjustments were necessary. I hope that port update would be easily merged by the red team.