open #1515
open #117
Fixing selects;
Tweaks to constants and mixins to better
handle button dropshadowing across
themes;
(cherry picked from commit 3e34d06)
open #95
New themes bundle files, .scss and directories;
Moved constants definitions (mainly colors) from commonUI/.../_constants
to individual themes _constants files;
tweaks to mixins files;
changed pathways to font and images in commonUI/.../_constants;