update policy.json for icehouse

Bring the policy.json file in sync with icehouse branch.

Change-Id: I190b755047d576f3e1015970b6bbce095df65de5
api-paste icehouse changes

Sync api-paste with new icehouse request_id and catch_errors pipes.

Change-Id: I710ef0adb194e9e8600fc2747d0e002ddd5fb5f0
Icehouse branch version updates

* also cleanup unused database dependencies

Change-Id: I8874699feb02c55aad2c7d90bfe99406abd73f52
Merge "api-paste icehouse changes"
Merge "update policy.json for icehouse"