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* Add one more test file
* Implemented native URI mode
* Added the metauris parameter
* Addresses some issues in incorrect type arcs
* Shex Generation completely revised
* Checkpoint -- NodeIdentifier and ElementIdentifier more or less in place
* Checkpoint to allow folks to look at current state of model.py
* Experiment with NamedThingId type checking
* First cut at the yamlutils.as\_rdf function
* Add all namespaces to python file
* Partial implementation of issue 21
* Part 1 of computable isabsent
* Partial implementation of issue 21
* Partial implementation of issue 21
* Fix for Issues 24, 25 and 26
* Fix for Issues 24, 25 and 26
* Fix for Issues 24, 25 and 26
* Address Issue 6 -- slot labels with a ':' are an error
* Fix to issue 4 -- map meta:Uri to shex:iri
* Updated tests that got missed in the prior submission
* Fixes issue 3 -- switch date and datetime URI's
* Fixes issue 9 -- switch date and datetime URI's
* New version