Issue #1367502 by ssherriff : Set compass image path; Issue #1645280 by poeticninja : Internet Explorer 9 CSS Selectors; Sub-theme script is now named to prevent conflicts with sub-sub-theming; Better development message; Fixed bug with default theme settings; Docs;

Added formalize.

raz Konforti authored Feb 16, 2012 and Tsachi Shlidor committed Feb 16, 2012

Recompile sass/scss files only if they are changed for better performance;

reformatted comments;
better call to clearfix;
better rtl output;