EDIT

Fix releases link

Fix broken releases link

Increase platform-site-skin version

ref #6812 adapt download site on https://cybertaxonomy.eu/taxeditor/index.html to link to stable

ref #6158 Update documentation from svn to git

• update links from trac to redmine
• update links to cybertaxonomy.eu
• increase maven-site-plugin version to 3.3

renaming taxeditor's cdmlib plugin

performed javacscript:fix and worked on documentation

adding site content