Errors during a save redirect to a wrong page resulting in loss of data. See Joomla tracker issue #28770
http://joomlacode.org/gf/project/joomla/tracker/?action=TrackerItemEdit&tracker_item_id=28770
Merge pull request #1344 from Octobit/patch-1

Errors during a save redirect incorrectly to page resulting in creation of new record.
Handle scriptfile for file extensions
Merge pull request #1345 from mbabker/fileScript

Handle scriptfile for file extensions
Merge pull request #1328 from realityking/cachefix

Fix a couple of issues with cache.
Merge pull request #1302 from realityking/session

Use native session handlers whenever possible.
Merge pull request #1333 from stefanneculai/pdo

PDO does not support serialization
Don't use deprecated APIs.
Merge pull request #1325 from realityking/depre

Don't use deprecated APIs.
Update staging
Fix a fatal error in JInstaller and some clean up.
Merge pull request #1348 from realityking/cleanup

Fix a fatal error in JInstaller and some clean up.
Move JXMLElement to legacy.
Merge pull request #1347 from realityking/xml

Move JXMLElement to legacy.
Merge pull request #1346 from infograf768/patch-2

Update staging
JFactory::getUser(0) returns null if session doesn't have JUser object
Update Oracle driver to set timestamp format as well as date format to Joomla default
Merge pull request #1357 from pasamio/oracle_timestamp

Update Oracle driver to set timestamp format as well as date format
Fix a bug where the session could be started twice and additional improvements to JSession.
Merge pull request #1353 from realityking/session3

Fix a bug where the session could be started twice and additional improvements to JSession.