fix null pointer

fix null pointer where schema ComplexType in a document does not declare a schema attribute
Removed Eclipse preference file.
Added targetRef support to templates. Contributed by Jeremy Gustie.
Added targetRef support to templates, allow reference variables to resolve to the full reference (issue #935). Contributed by Jeremy Gustie.
Merge pull request #933 from bitsofinfo/master

Fix for issue #932
Fixed potential NPE in odata extension when schema ComplexType in a document does not declare a schema attribute (issue #932).
Uncaught exceptions may cause LogFilter to fail, with dire consequences. Issue #931. Reported and contributed by Tal Liron.
Merged.
Merge remote-tracking branch 'upstream/master'