clean up console

Summary: The console was pretty spammy. This fixes some issues that were logged and changes many log statements to `console.debug` which are not shown by default.

Reviewed By: passy

Differential Revision: D9303011

fbshipit-source-id: 1102f4f8814152a45f155cb43488a515c2d4eee4

static/index.js

@@ -16,6 +16,9 @@ const {exec} = require('child_process');
 const compilePlugins = require('./compilePlugins.js');
 const os = require('os');
 
+// disable electron security warnings: https://github.com/electron/electron/blob/master/docs/tutorial/security.md#security-native-capabilities-and-your-responsibility
+process.env.ELECTRON_DISABLE_SECURITY_WARNINGS = true;
+
 if (!process.env.ANDROID_HOME) {
   process.env.ANDROID_HOME = '/opt/android_sdk';
 }