Fix an issue with Board statistics

As "Online:" is already defined in the languages file, having the extra
colon displayed it as "Online:: "
Tag ModernBB 3.2
Merge branch 'version3.2' into version3.3
Merge pull request #688 from 1Seann/version3.3

Fix an issue with Board statistics
#690 Finaly fix this annoying issue with Word and others
Remove collon
Merge branch 'version3.2' into version3.3
Add missing class to navbar
#670 Remove ModernBB and Blue Backstage style
Improve accessibility for Backstage navbar
#670 Remove CSS file completely
Update index markup
#670 Update Backstage navbar design
Update table on index page to be no longer in panel-body
#670 Update text, glyphicons in navbar and buttons in panel-heading
#670 Brand new panel design
#670 Improve navbar style and text, add button
#696 Add support for all buttons
#696 Support for pills and labels
#696 Support for alerts - based on Trent v1.1 design