updated readme.md
start of v2 orm
basics of orm works, not enough err handling
v2 integrated into v1, all works
Merge branch 'master' of github.com:sidazhou/contactList

* 'master' of github.com:sidazhou/contactList:
  v2 integrated into v1, all works
  basics of orm works, not enough err handling
  start of v2 orm