cleaning up unused and old code related to #3050 (unused variable in cdm_taxon_page_title)
showing details for any featuretree in the settings
markers and annotations for specimens
paging for specimens implemented, common pager functions modified also for taxon search
searching on all classifications now possible and fixing some bugs related to #2896
solving #3262 (implement ui to configure render templates in the dataportal admin section) and a according documentation
hoo_theme implementation into seperate file