PLF-5900 : Use EXOGTN for eXo Platform Community
PLF-5684 : Declare the source release package used to bundle all PLF sources
Use maven-parent-pom 13

Conflicts:
	pom.xml
com.sun:tools:jar:1.6 mustn't be transitive
SOC-4180 | Can not remove application from space when WebuiRequestContext is null
Merge feature/stabilization to master
Merge master into feature/stabilization
UI-3205: UI issues in Space List, People List, Member List
Merge commit '32aff3a0af424f1073c9b63f850d3606c36eae08' into HEAD