Updating to throw IllegalArgument exception for null value coordinate…

…s. Tests included.

release [1.4.0]

release [1.3.5]

Update Documentation Feature Flags [1.4.0.Beta1]

release [1.3.4]

release [1.3.3]

release [1.3.2]

release [1.2.4]

release [1.3.1]

Update Documentation Feature Flags [1.3.0]