bugfixes
fixing width of content
layout of taxon page improved ticket #600
background and border of taxon tree
fix of unpredictable theme inconsistencies; works for FF3 & IE6
improving settings layout
added a "back to search" button
show synonym name in heading when a synonym link was clicked
implemented images for cichorieae (quick and dirty)
minor adjustments
reorganization of dataportal content representation
garland based cichorieae theme