Major 44 update

Popup menus have smaller paddings
Popup menu items have bigger margins
Fixed popup menu item white text color when dark theme is off (44)
Popup separators (44) have similar margins as in 43
Add message bg color in on hover as in the standard theme
Quick menu toggles (44) (43 toggles are too rounded now)
Quick slider icon button less padding
Background apps (44)
Add border for workspace thumbnail indicator
Set app icons border radius to 20px
App folder dialog have less border radius (44)
Default borders fix (44)
Page navigation arrow fix (44)
Set dash paddings to 4px, box shadow to 1px
Change input field border color on focus
Change modal dialog borders
Screenshot ui some missing styles fix

colors.json

@@ -136,8 +136,8 @@
             },
 
             "dark" : {
-                "s" : 0,
-                "l" : 7,
+                "s" : 5,
+                "l" : 20,
                 "a" : 0.7
             }
         },
@@ -147,7 +147,7 @@
             "light" : {
                 "s" : 60,
                 "l" : 90,
-                "a" : 0.4
+                "a" : 0.8
             },
 
             "dark" : {