DodoApp: Filter domains

Change-Id: I475f6b6c9d00ccc0214c54f22c6c8fd428cd996d
diff --git a/core/installer/app_manager.go b/core/installer/app_manager.go
index 4fc0b1f..2cc29ed 100644
--- a/core/installer/app_manager.go
+++ b/core/installer/app_manager.go
@@ -649,6 +649,10 @@
 	}
 }
 
+func WithNoNetworks() InstallOption {
+	return WithNetworks([]Network{})
+}
+
 func WithBranch(branch string) InstallOption {
 	return func(o *installOptions) {
 		o.Branch = branch