Today there was published the first release candidate for Netbeans 7.0.
From the PHP point of view it contains fixes of issue #188107, issue #194294 and issue #196985. The first two issues fixed problem with code completion and navigation, the last one is a fix in the indexing infrastructure, that influence PHP functionality.
If you use Beta or Beta 2 build, I recommend to use this build. If you find a bug, please report it in our Bugzilla.