upgrade grpc gateway runtime and enable PATCH for H1 connection mux

Author: vshiva

go.mod

@@ -7,24 +7,27 @@ require (
 	contrib.go.opencensus.io/exporter/prometheus v0.2.0
 	github.com/census-instrumentation/opencensus-proto v0.3.0 // indirect
 	github.com/coreos/go-oidc v2.2.1+incompatible
-	github.com/golang/protobuf v1.4.2
-	github.com/grpc-ecosystem/grpc-gateway v1.14.8
+	github.com/golang/protobuf v1.4.3
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.0.0
 	github.com/jhump/protoreflect v1.7.0
 	github.com/pkg/errors v0.9.1
-	github.com/pquerna/cachecontrol v0.0.0-20200819021114-67c6ae64274f // indirect
-	github.com/prometheus/common v0.13.0 // indirect
+	github.com/pquerna/cachecontrol v0.0.0-20200921180117-858c6e7e6b7e // indirect
+	github.com/prometheus/client_golang v1.8.0 // indirect
 	github.com/prometheus/statsd_exporter v0.18.0 // indirect
 	github.com/rollbar/rollbar-go v1.2.0
+	github.com/sirupsen/logrus v1.7.0 // indirect
 	github.com/soheilhy/cmux v0.1.4
-	go.opencensus.io v0.22.4
+	go.opencensus.io v0.22.5
+	go.uber.org/multierr v1.6.0 // indirect
 	go.uber.org/zap v1.16.0
-	golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a
-	golang.org/x/net v0.0.0-20200904194848-62affa334b73
-	golang.org/x/oauth2 v0.0.0-20200902213428-5d25da1a8d43 // indirect
-	golang.org/x/sys v0.0.0-20200909081042-eff7692f9009 // indirect
-	google.golang.org/api v0.31.0 // indirect
-	google.golang.org/genproto v0.0.0-20200904004341-0bd0a958aa1d // indirect
-	google.golang.org/grpc v1.32.0
+	golang.org/x/crypto v0.0.0-20201012173705-84dcc777aaee
+	golang.org/x/net v0.0.0-20201016165138-7b1cca2348c0
+	golang.org/x/sync v0.0.0-20201008141435-b3e1573b7520 // indirect
+	golang.org/x/sys v0.0.0-20201016160150-f659759dc4ca // indirect
+	google.golang.org/api v0.33.0 // indirect
+	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/genproto v0.0.0-20201015140912-32ed001d685c // indirect
+	google.golang.org/grpc v1.33.0
 	google.golang.org/grpc/examples v0.0.0-20200807164945-d3e3e7a46f57 // indirect
 	google.golang.org/protobuf v1.25.0
 	gopkg.in/square/go-jose.v2 v2.5.1 // indirect