XWIKI-10239: LogEvent events should not be sent through the cluster
XWIKI-10182: Protect against URL used as extension author which lead to large stack trace in XWiki logs
XWIKI-10240: Download is stuck when choosing XAR as output and leaving the Target field empty on Jetty 8.1.9
XWIKI-10084: Remove the dependency of Wiki module to Application manager.
XWIKI-10238: Set context user as author/creator when the Confluence package does not contain any author/creator
XWIKI-10238: Set context user as author/creator when the Confluence package does not contain any author/creator
XWIKI-9544: Activity Stream should not show deleted documents that was hidden.
Issue XWIKI-10242. Incorrect implementation of xwiki.getDefaultPage().
Merge pull request #269 from soLEED/XWIKI-10242

XWIKI-10242: Incorrect implementation of xwiki.getDefaultPage()
XWIKI-9638: $xwiki.feed.getBlogFeedOutput() doesn't display encoded accents
XWIKI-10242: Incorrect implementation of xwiki.getDefaultPage()

* update test
XWIKI-9638: $xwiki.feed.getBlogFeedOutput() doesn't display encoded accents

 * slightly better test
[misc] Bulletproofing
XWIKI-10247: Impossible to use a rendering syntax installed as extension
XWIKI-10246: Whatever happen when saving backlinks it should never break the document save
XWIKI-10247: Impossible to use a rendering syntax installed as extension
* fix test
XWIKI-10248: Oldcore Utils#getComponent does not support component installed as extensions
XWIKI-10247: Impossible to use a rendering syntax installed as extension
XWIKI-10250: Livetables don't display document titles depending on XWiki's UI language
Merge pull request #270 from msmeria/patch-1

XWIKI-10250: Livetables don't display document titles depending on XWiki's UI language
XWIKI-7552: Switch to HTML5 doctype.

* Add an incomplete HTML5 validator.