XE-1331: Missing dependency on Debian package (ttf-dejavu)
XCOMMONS-473: Upgrade to Clover 3.1.12
XE-1332: Debian installer MySQL connection string wrong, causing UTF-8 save problem
XE-1333: Allow products extending XE to not have to redefine all extensions wrapped by the "UI All" module
XWIKI-6700 : Copying a page over an existing one does not warn user.

Add integration test for the overwrite prompt.
XWIKI-9549: Merge log does not end up in the XAR extension install log
* Update functional test.
[misc] Remove unrelated javadoc.
[release] Updated translations.
XE-1336: Bundle URL Legacy module
XWIKI-9604: XWiki Packager plugin shouldn't require defining the <smartgwt.version> property