added eager policy managment handler# Please enter the commit message for your changes. Lines starting# with '#' will be ignored, and an empty message aborts the commit.## Committer: root <root@appscale-image0.(none)>## On branch master# Changes to be committed:#   (use "git reset HEAD <file>..." to unstage)##	modified:   Eager/eager.py#	modified:   Eager/policy/models.py#	modified:   Eager/policy/policy_engine.py#	modified:   Eager/tests/test_policy_engine.py#