1.9.2 (GTK 3.8)

1.9.1 (GTK 3.8) are:
* bump version to reflect GTK3 version
* update traditional themes to clearlook-phenix version 4 (GTK3-3.8)
* Import Crux Metacity theme and rename it to Quid
* Add BlueMenta theme
* Add Shiny GTK3 part
* several adjustments