FIXED: exception when Schema attribute was not used.  This is eg used for generating the schema files for a type in an assembly.
FIXED: exception when Schema attribute was not used.  This is eg used for generating the schema files for a type in an assembly.

nant/nantcontrib,cgourlay/nantcontrib,nant/nantcontrib,nant/nantcontrib,dahmage/nantcontrib,cgourlay/nantcontrib,dahmage/nantcontrib,rmboggs/nantcontrib,cgourlay/nantcontrib,dahmage/nantcontrib,rmboggs/nantcontrib,rmboggs/nantcontrib