Revert "chore(package): bump dependencies and lint rules"

This reverts commit 21ad4734fa.

src/@ionic-native/plugins/native-storage/index.ts

@@ -1,5 +1,6 @@
 import { Injectable } from '@angular/core';
-import { Cordova, IonicNativePlugin, Plugin } from '@ionic-native/core';
+import { Cordova, Plugin, IonicNativePlugin } from '@ionic-native/core';
+
 
 /**
  * @name Native Storage
@@ -42,9 +43,7 @@ export class NativeStorage extends IonicNativePlugin {
    * @returns {Promise<any>}
    */
   @Cordova()
-  setItem(reference: string, value: any): Promise<any> {
-    return;
-  }
+  setItem(reference: string, value: any): Promise<any> { return; }
 
   /**
    * Gets a stored item
@@ -52,18 +51,14 @@ export class NativeStorage extends IonicNativePlugin {
    * @returns {Promise<any>}
    */
   @Cordova()
-  getItem(reference: string): Promise<any> {
-    return;
-  }
+  getItem(reference: string): Promise<any> { return; }
 
   /**
    * Retrieving all keys
    * @returns {Promise<any>}
    */
   @Cordova()
-  keys(): Promise<any> {
-    return;
-  }
+  keys(): Promise<any> { return; }
 
   /**
    * Removes a single stored item
@@ -71,16 +66,13 @@ export class NativeStorage extends IonicNativePlugin {
    * @returns {Promise<any>}
    */
   @Cordova()
-  remove(reference: string): Promise<any> {
-    return;
-  }
+  remove(reference: string): Promise<any> { return; }
 
   /**
    * Removes all stored values.
    * @returns {Promise<any>}
    */
   @Cordova()
-  clear(): Promise<any> {
-    return;
-  }
+  clear(): Promise<any> { return; }
+
 }