------------------
- Use gradient image in booking-per-month table heading. [mirella]
(Moved from Products.eXtremeManagement trunk by Maurits.)
- Made gradient images bigger in height for layout reasons. [mirella]
- Fixed name typo in css. [mirella]
- Placed the gradient images in bottom in the used classes. [mirella]
- Added translations and description for employees overview. [mirella]
- Added odd color and padding to employees overview. [mirella]
- Started HISTORY.txt (merged from 0.7.2). [maurits]