Move loading event to preInit

apps/remix-ide/src/app/files/remixDProvider.js

@@ -58,7 +58,7 @@ module.exports = class RemixDProvider {
   }
 
   preInit () {
-    this._registerEvent()
+    this.event.trigger('loading')
   }
 
   init (cb) {

apps/remix-ide/src/app/files/remixd-handle.js

@@ -95,7 +95,7 @@ export class RemixdHandle extends WebsocketPlugin {
           label: 'Connect',
           fn: () => {
             try {
-              this.locahostProvider.event.trigger('loading')
+              this.locahostProvider.preInit()
               super.activate()
               setTimeout(() => {
                 if (!this.socket || (this.socket && this.socket.readyState === 3)) { // 3 means connection closed