OO-3295,OO-3538: replace Jersey with Apache CXF (JAX-RS 2.1, Spring integration), remove the JAX-WS stack from Sun, update support for OpenMeetings (patch S. Clemenz)

no-jira: update some plugins in pom, fix some compile issues with Java 10, fix memory renderer if run with Java 10, remove unused dialect property in olat.local.properties for tests

OO-3295: update hibernate to version 5.3 (JPA 2.2), infinispan 9.2 and use the new streaming API in some key queries

OO-3299: add creation date and last login date in the table, hardened selenium tests which use the "add member" wizard

OO-3265: use a different drag and drop library (dragula), fix double save issue and javascript errors

no-jira: update qtiworks version to 1.0.6 (only changes is using our own jacomax which allow to use Maxima 5.41 on Mac)

OO-3055: enhance REST documentation for document pool, implement back button in document pool administration and taxonomy administration

no-jira: add selenium test for some settings of the lecture module, use the arquillian selenium test suite to make only once the WAR file for all tests...

OO-3055, OO-3047: implementation of taxonomy module with new site, full text search, webdav access, REST API...

OO-2896: implement a plugin for tinymce to count the number of characters of its content (inclusive HTML markup) and enable it for the info messages editor and the forum