Add __isset() magic function to QueryRecord.  Issue #347, thanks, freakerz.
Add __isset() magic function to QueryRecord.  Issue #347, thanks, freakerz.

git-svn-id: d0e296eae3c99886147898d36662a67893ae90b2@757 653ae4dd-d31e-0410-96ef-6bf7bf53c507

dragonmantank/Habari,dragonmantank/Habari,dragonmantank/Habari