The initialization step for creating the OpenNeeds project
Add read me file to record all important stuff for reference.
add node class in ongef.model package
ongef.model package:
ongef.model:
  1. add Node class
  2. add MDReq class
  3. add MDSystem class
  4. update all version numbers from v1.0 to v0.1
fix bug: mis-named OnGEF
add to index
rebase
modify
modify readme cym
modify cym