fix unused GossipSubHistoryGossip, make seenMessages ttl configurable…

…, make score params SeenMsgTTL configurable

go.mod

@@ -3,15 +3,16 @@ module github.com/libp2p/go-libp2p-pubsub
 go 1.13
 
 require (
-	github.com/benbjohnson/clock v1.0.3
+	github.com/benbjohnson/clock v1.1.0
 	github.com/gogo/protobuf v1.3.2
 	github.com/ipfs/go-log v1.0.5
 	github.com/libp2p/go-libp2p-blankhost v0.2.0
 	github.com/libp2p/go-libp2p-connmgr v0.2.4
-	github.com/libp2p/go-libp2p-core v0.11.0
+	github.com/libp2p/go-libp2p-core v0.15.1
 	github.com/libp2p/go-libp2p-discovery v0.6.0
-	github.com/libp2p/go-libp2p-swarm v0.8.0
+	github.com/libp2p/go-libp2p-quic-transport v0.17.0 // indirect
+	github.com/libp2p/go-libp2p-swarm v0.10.0
 	github.com/libp2p/go-msgio v0.0.6
-	github.com/multiformats/go-multiaddr v0.4.0
+	github.com/multiformats/go-multiaddr v0.5.0
 	github.com/whyrusleeping/timecache v0.0.0-20160911033111-cfcb2f1abfee
 )