gridagent: take tag.agent_check into account

Change-Id: Id9ba402cbd20c6a32897c500f1cb2c6a2f20269c
(cherry picked from commit 040462d526799fc1830ef76d34ee93a5ebac2660)
m2v2: fix Kafka events for delete requests

Change-Id: I951a065278aae680907df1f2f84df46a11223991
(cherry picked from commit 9e27a65a5b3c0b8598959973df5953470e920444)
m2v2: send Kafka events on PURGE

Change-Id: Idd9e58d637e0c3cd6dfe64fff09200cf38c6555d
(cherry picked from commit 40f64e31372840006800bd119a4a3b1b96ec2b08)