Update - modify hub to support multiple networks. (#4)

Co-authored-by: jdl <jdl@desktop>
Reviewed-on: #4

peer/files_test.go

@@ -16,12 +16,12 @@ func TestFilePaths(t *testing.T) {
 	}
 
 	path := peerConfigPath("netName")
-	if path != filepath.Join(confDir, "peer-config.json") {
+	if path != filepath.Join(confDir, "config.json") {
 		t.Fatal(path)
 	}
 
 	path = peerStatePath("netName")
-	if path != filepath.Join(confDir, "peer-state.json") {
+	if path != filepath.Join(confDir, "state.json") {
 		t.Fatal(path)
 	}
 }