Use bootstrap badges to implement count-number badges This leaves bootstrap to take care of most aspects, while retaining the current colours and font weights.
Use a current_user helper for accessing the logged in user in all views.
touch up secondary pages and leaflet sidebar content
cleaned up header
Refine user menu CSS
Use user_thumbnail_tiny
Specify width and height for image User-uploaded images don't get automatically scaled like Gravatar images do.
Compact user menu
Make things a bit more readable
Improve styling of inbox counter in greeting bar
Update the inbox link in the greeting bar when messages are marked as read or unread.