Add method for creation of ObjectDefs.
Add test case for creation of ObjectDefs.
Update object creation to use api key instead of username.
Remove hardcoded api key and allow it be passed in.
Add ability to insert object definition instances.
Add test case for adding object definition instances.
Remove leading '/' from project url.
Update test cases to include failing conditions.
Merge pull request #1 from danriti/feature/create-object-def

Add ability to create object definitions and instances.