Update path in README
Added new default sorting order select box in the user profile.
fix the design of navigation
Added default sorting order feature for proposals to the user settings.
Merge branch 'master' of https://github.com/hhucn/adhocracy.hhu_theme
Fixed the cancel button issue in 'Badges'.
Renamed 'default_sorting_order' into 'proposal_sort_order'.
Use cgi.escape instead of markupsafe.escape