XE-1398: Package the LESS Module in XE.
XE-1396: APT repository install fails when mysql root user has password
XWIKI-9577 & XCOMMONS-597

Fix dependencies
[misc] Fix deprecated calls
[misc] Fix failing escaping tests.
XWIKI-10458: Validate extension page before it's saved instead of after
XWIKI-10458: Validate extension page before it's saved instead of after
[misc] Exclude jcip conflicts
[misc] Fixed the conflict at one of the source of the issue
[misc]
* conflict has been fixed already
* add reference
[misc] conflict has been fixed already
[misc] Ignore conflict
XWIKI-10479: Add new security authorization script service
[misc] Skip template
Merge branch 'master' into feature-upgradejdeb1.2
XE-1390: Upgrade to jdeb 1.2