Add ChamberSecurity pre-commit hook

Change-Id: I413c04468c4530a1dba501b67e244376ccad2ffb
Reviewed-on: http://gerrit.causes.com/37964
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane@causes.com>
Cleanup ChamberSecurity hook

Change-Id: I862064f04e0d50f6bab4bb0f84493bf53b46e569
Reviewed-on: http://gerrit.causes.com/37965
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane@causes.com>
Update changelog with ChamberSecurity hook

Change-Id: I76e86431ca668106b234e8eb1c569e2d4dc2cee6
Reviewed-on: http://gerrit.causes.com/37966
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane@causes.com>