Don't remove myself when reclaiming

Some logs from users show an entry of X with annotation X, which
suggests we have gone down the path of removing ourselves. This change
avoids that possibility.

prog/kube-peers/main.go

@@ -119,6 +119,9 @@ func reclaimRemovedPeers(weave *weaveapi.Client, cml *configMapAnnotations, node
 		}
 		// 2. Loop for each X in the first set and not in the second - we wish to remove X from our data structures
 		for _, peer := range peerMap {
+			if peer.PeerName == myPeerName { // Don't remove myself.
+				continue
+			}
 			common.Log.Debugln("[kube-peers] Preparing to remove disappeared peer", peer)
 			okToRemove := false
 			// 3. Check if there is an existing annotation with key X