minor css.
Merge branch 'devel' of https://github.com/ushis/silo into devel
[CSS] Increased the contrast for the top left main menu.
[View] Changed start year for birthday field in New Expert Form to 1930.
[CSS] Fixed a bug in markdown help view.
[CSS] Fixed the bug fix for markdown help overlay lists.
Merge branch 'master' of https://github.com/ushis/silo into devel
Merge branch 'devel' of https://github.com/ushis/silo into devel
[CSS] Changed refrence class to projects.
Merge pull request #67 from hfroemmel/devel

CSS bug fixes, changes for experts forms & reference rename stuff.