MapFont serialization in Protobuf threw an exception because Dimension was not defined in the serialization.
Created a new MapFontSerializationRecord that converted Dimension to double, which matches what we do with other serializations using Dimension.
Closes #320
MapFont serialization in Protobuf threw an exception because
Dimensionwas not defined in the serialization. Created a newMapFontSerializationRecordthat converted Dimension to double, which matches what we do with other serializations using Dimension.