rvmi master into noetic
Add test cases for ParamHandler
Add explanations for test cases
Move test folder to correct location
Add tests for getParamValues
Remove obsolete test
Add tests for world_element
Add tests for toElement and getElementParams
Convert doctest in ConditionProperty to unittest
Add test for Conditions: Or, HasProperty and IsSpecified
Fix faulty test for setProperty
Convert json doctests to unittest
Move tests from test/core folder
Make param serialization test independent of item order