removing submodules
Merge branch 'master' of gist.github.com:3082093

* 'master' of gist.github.com:3082093:
  3a3c184a865adefde408a6096ccf7fe50e73356c
  c50f0b5a3272fe138c06e74de7634996c1c788f0
  2bdbf62a92085fe56ad45b777401146812a2cac2
upgrading unity lib to UnityObject2