fix(cordova): proxy settings on by default

fixes #2824

Author: imhoffd

packages/@ionic/cli-utils/src/commands/serve.ts

@@ -22,8 +22,8 @@ export async function serve(env: IonicEnvironment, inputs: CommandLineInputs, op
     notificationPort,
     consolelogs: options['consolelogs'] ? true : false,
     serverlogs: options['serverlogs'] ? true : false,
-    livereload: options['nolivereload'] ? false : true,
-    proxy: options['proxy'] ? true : false,
+    livereload: options['livereload'] ? true : false,
+    proxy: typeof options['proxy'] === 'undefined' || options['proxy'] ? true : false,
     lab: options['lab'] ? true : false,
     open: options['open'] ? true : false,
     browser: options['browser'] ? String(options['browser']) : undefined,