Fix EZP-19392: clear cache doesn't remove translation list cache
Fixed EZP-21220: Parsing error in REST with "Content-type: application/json; charset=utf-8"
EZP-21226 : handle translatorcomment
EZP-21226 : handle location
Converted Doxygen to PHPDoc in eZContentObject
EZP-21226 : CS
Fix EZP-21046: View cache is not expiring in one node
Implement EZP-21240: unpublish cronjob does not need to activate extensions on his own
Merge pull request #686 from gggeek/EZP-21240

Implement EZP-21240: unpublish cronjob does not need to activate extensi...
Fix EZP-21237: Debug by user feature blocks the login process
Merge pull request #687 from ezsystems/ezp_21237

Fix EZP-21237: Debug by user feature blocks the login process
Fixed CS
Fix EZP-20949: Fatal error on versionview permission check

Additional fix as the 2 previous one (9984a39 and af78727) didn't cover
all cases.
Fix EZP-21155: DebugByUser is not working correctly in preview
Merge pull request #688 from ezsystems/ezp_20949

Fix EZP-20949: Fatal error on versionview permission check
Merge pull request #683 from tharkun/ezp-21226-translatorcomment

EZP-21226 : handle translatorcomment
Merge pull request #680 from patrickallaert/EZP-21220

Fixed EZP-21220: Parsing error in REST with "Content-type: application/json; charset=utf-8"
Merge pull request #559 from guillaumelecerf/contentlanguage_cache

Fix EZP-19392: clear cache doesn't remove translation list cache
Merge pull request #646 from jeromegamez/phpdoc_ezcontentobject

Converted Doxygen to PHPDoc in eZContentObject
Fix EZP-21190: installer fails at package validation using PHP 5.5

Closes #693