Support Output response to OPA query

Description : For details refer https://lf-onap.atlassian.net/wiki/spaces/DW/pages/51150925/OPA+PDP

Issue-ID: POLICY-5204
Change-Id: Id6d51fa83957fb560afec2d85cc0d45d6dda6900
Signed-off-by: Shalini Shivam <ss00765416@techmahindra.com>

testing JJB : added golang installation cmds in Makefile

Issue-ID: POLICY-5167
Change-Id: I72b3d94f8688670f5e66e78455db4786b4d84545
Signed-off-by: muraliparthatechm <muraliparthasarathy.k@techmahindra.com>

phase1 opa pdp changes

For details on scope and implementation, please check.
https://lf-onap.atlassian.net/wiki/spaces/DW/pages/51150925/OPA+PDP
Code Coverage Total: 70.8%

Issue-ID: POLICY-5156
Change-Id: Ied07ee1596e9f447183fb715baaa68c704a9fe99
Signed-off-by: gururajarao79 <gb00566633@techmahindra.com>

.

Issue-ID: POLICY-5157
Change-Id: I0ad9796b35c07fff1509a4fc00992998a535eadd
Signed-off-by: Ubuntu <dm00536893@techmahindra.com>

Chore: Revert last change; need to be made elsewhere

Issue-ID: CIMAN-33

Change-Id: I0770651921ade444010d7e6a23977ed6540ec72f
Signed-off-by: Matthew Watkins <mwatkins@linuxfoundation.org>

Chore: Add Ramesh to INFO.yaml

Issue-ID: CIMAN-33

Change-Id: I5d39b3b8529d5c21a0d5d29f3b38ad00a226123b
Signed-off-by: Matthew Watkins <mwatkins@linuxfoundation.org>

Merge "adding README"

Fix: Manually create initial repository files

Issue-ID: CIMAN-33

Seems the automated setup jobs failed to create the required gerrit
configuration files. This change manually creates them.

Change-Id: Ic75a7c7b24fe3c03478977ad70ca4fad5637627f
Signed-off-by: Matthew Watkins <mwatkins@linuxfoundation.org>

adding README

Issue-ID: POLICY-5138
Change-Id: If8fb0c9097b43938e57c61abc45905c3b26479be
Signed-off-by: Ubuntu <dm00536893@techmahindra.com>

Initial empty repository