10.1.3.5 patchset has been released for Linux x86 and Windows 32 bit (64-bit Linux coming soon).
Patch is downloadable from Metalink:
Description PLACEHOLDER BUG TO UPLOAD AS 10.1.3.5 PATCH-SET ON ARU
One of the major new features is for example as BPEL instance migration feature, where you can “move” one running instance from one revision to another revision. More on this feature coming here soon!