Make a displayable name for a variable.

This function will insert spaces before capital letters and remove optional m_, _ or k followed by uppercase letter in front of the name.

	// prints "My Variable"
	print (ObjectNames.NicifyVariableName ("MyVariable"));
	// prints "The Other Variable"
	print (ObjectNames.NicifyVariableName ("m_TheOtherVariable"));
	// prints "Some Constant"
	print (ObjectNames.NicifyVariableName ("kSomeConstant"));