add exceptions tests for json
fix id for JSONRPC response
cover jsonrpc2 with tests
cover dispatcher functionality with tests
cover utils
fix NotImplemented errors coverage
cover jsonrpc1, fix _id error
use JSONRPCBaseRequest.from_json from JSONSerializable implementation
add tests for base models
add example for JSON-RPC 1.0 request
add JSONRPCResponseManager and dispatcher to __init__ to import it from jsonrpc directly
update syntax for server example
update README
update README
separate readme and changelog
update changelog
update setup long description info
update version