Bump version to 0.2.0, update documentation, changelogs and license, fix a minor issue in some projects - #19

Non-nullable property 'BaseClassActingOverridablePropOwner' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Possible null reference argument for parameter 'key' in 'void Dictionary<string, MetaClassType>.Add(string key, MetaClassType value)'.

Non-nullable property 'MemberType' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'MemberName' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

Non-nullable property 'ClassName' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'FileName' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'VoiceDataBuffer' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.