Added empty LicenseData class
Implemented timestamps for LicenseData
Implemented name properties for LicenseData
Implemented free-form string data properties for LicenseData
Implemented extra property for LicenseData
Merge branch 'feature-license-data'
Added empty bean module
Added snake_to_camel
Added function to serialise property
Added function to serialise object
Implemented serialiser for datetime.datetime properties
Implemented serialiser for truepy.Name properties
Let truepy.LicenseData be serialisable
Implemented serialiser for truepy.LicenseData properties
Merge branch 'feature-bean'