Merge pull request #350 from git-marijus/master

make navbar themable again
first cut at choklet template
add choklet template with several defined flavours, two and three column fluid layouts with optional side margins and a region for a blog-style header photo
add choklet to the comanche docs
disable the right_aside on choklet two-column layouts
some anomolies found when viewing connections in various cases.
small fixes and the nav-notifications-template is still needed for notifications