added about page
Created by: jojosch
see #1993 and #2158
Questions:
- is there a function/variable to get the admin email?
- should the /help index action redirect to the about index action?
- any more output on about page?
New Features:
- Add about to dashboard navigation
- Add about to sidebar on bottom
- Add about to main navigation
- Moved help-OL to partial.
- Included help-OL-partial in about page
About & Help icon in top navigation:
About & Help in sidebar navigation on dashboard
About page with help-ol partial
