add STREAM token for parser and lexer

 - add stream type field to test.kst (remove comment to see the error)
add PacketMemberTypeStream enum item and return it from NodePacketMemberType::getType()
add new constructor for NodePacketMemberType (see SyntaxTree.h change)
implement getHash for STREAM type
implement stream type's getParsed(parseAs = default or initialization)
extract constants (stream type default, initialization)
implement stream type's getParsed(parseAs = GetLength)
implement stream type's getParsed(parseAs = Write)
implement stream type's getParsed(parseAs = Read)
implement stream type's getParsed(parseAs = JsonObjectData)
implement stream type's getParsed(parseAs = JsonArrayData)
implement stream type's getParsed(parseAs = ToJsonPackageArray)
implement stream type's getParsed(parseAs = ToJsonPackageDictionary)
Merge branch 'support-stream-type'