serialization - types only
add interface for SchematicValueVisitor
exposing schematic maps as immutables, suppress checkstyle fail
suppressing checkstyles just for single file
Merge pull request #11 from maxqchen/master

serialization - types only
Merge pull request #12 from mtrberzi/schematic-value-visitor

Add interface for SchematicValueVisitor
Merge branch 'master' into schematic-tests