EDIT

fixing #3703 ( Show Thumbnails shown even if thumbnails options are not checked in the setting)

adding warning message to avoid poking around in the dark when choosing empty or othewise 'invalid' classifications

point layer was using old openlayes api - updating

removing all implemetation of the theme hooks theme_get_nameRenderTemplate() and theme_get_partDefinition

removing interim solution which preserved hard coded name render definitions in themes - all definition arrays are now migrated to variables

allowing toi refesh the level2 cache by supplying the utl parameter 'cacheL2_refresh=1'

fixing map related bugs and typos

adapting test to new html structure

adapting test to new html structure

fixing wrong implementation of cdm_feature_node_toc_items_alter HOOK