Merge pull request #2007 from dnephin/support-override-of-binary-name

Support override of binary name

libnetwork/portmapper/proxy.go

@@ -10,7 +10,7 @@ import (
 	"time"
 )
 
-const userlandProxyCommandName = "docker-proxy"
+var userlandProxyCommandName = "docker-proxy"
 
 type userlandProxy interface {
 	Start() error