fix #4497 simple exclusion of all areas with absent status from taxon search
#5697 display of taxonRelationShipTypes configurable
replacing special code for cichorieae feature 'Image source' by generic functionality
moving content of folder 7.x up to the repository root
reorganizing drupal sub repository: sparate folders per version 5.x, 6.x & 7.x
fixing #2561 (allow supressing display of specific annotations)
adding uuids
adding uuid constant
diptera abd cichorieae specimens type layout changes
no source links for chromosomes feature , fixing Ticket #1971
Detecting "Name Usage" feature with feature_uuid, related with ticket #1970
fixing common names for cichorieae portal and solving some common names TODOs
added TOnamerelationships and FROMnamerelationships, related with wronf links for relationships direction on dataportal synonymy site
adding acronyms footnotes #1581
default feature tree
fixing #1210 "PALMAE copyright holder does not appear" and #1178 "citations have disappered"
release v2.0
TaxonTree implemented
re-implementation for v2.0 mostly complete