Merge branch 'master' of github.com:calpath/model-objects
Merge pull request #87 from mnjuhn/master

Code Clean-up
conformed xsd to xsd2bb
xsd changes reflect adding the crudFlag as a reference type
resolved conflicts
still resolving conflicts
Merge pull request #88 from mnjuhn/master

Adding Extra Link geom point method plus corrections/clean up
converted crudFlag from type to string
Merge branch 'master' of github.com:calpath/model-objects
spelled attribute wrong...
Correcting changes made to XSD for CRUDFlag
Changes based on latest schema.