New Features:
- auth package can now provide service level auth
Improvements:
- fix logger package to read level from environment
- many store fixes
- add logging to api errors
- improved api gateway rpc handler
- provided api static router package
- improvements in auth package
- limit http body reader to 100Mb in api handlers
- api rpc handler supports reading url path and values parameters and pass down to rpc services
- grpc client pool fixes