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

This reverts commit 21ad4734fa.

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

@@ -1,7 +1,8 @@
 import { Injectable } from '@angular/core';
-import { Cordova, IonicNativePlugin, Plugin } from '@ionic-native/core';
+import { Cordova, Plugin, IonicNativePlugin } from '@ionic-native/core';
 import { Observable } from 'rxjs/Observable';
 
+
 /**
  * @name Keyboard
  * @description
@@ -28,12 +29,13 @@ import { Observable } from 'rxjs/Observable';
 })
 @Injectable()
 export class Keyboard extends IonicNativePlugin {
+
   /**
    * Hide the keyboard accessory bar with the next, previous and done buttons.
    * @param hide {boolean}
    */
   @Cordova({ sync: true })
-  hideKeyboardAccessoryBar(hide: boolean): void {}
+  hideKeyboardAccessoryBar(hide: boolean): void { }
 
   /**
    * Force keyboard to be shown.
@@ -42,7 +44,7 @@ export class Keyboard extends IonicNativePlugin {
     sync: true,
     platforms: ['Android', 'BlackBerry 10', 'Windows']
   })
-  show(): void {}
+  show(): void { }
 
   /**
    * Close the keyboard if open.
@@ -51,7 +53,7 @@ export class Keyboard extends IonicNativePlugin {
     sync: true,
     platforms: ['iOS', 'Android', 'BlackBerry 10', 'Windows']
   })
-  close(): void {}
+  close(): void { }
 
   /**
    * Prevents the native UIScrollView from moving when an input is focused.
@@ -61,7 +63,7 @@ export class Keyboard extends IonicNativePlugin {
     sync: true,
     platforms: ['iOS', 'Windows']
   })
-  disableScroll(disable: boolean): void {}
+  disableScroll(disable: boolean): void { }
 
   /**
    * Creates an observable that notifies you when the keyboard is shown. Unsubscribe to observable to cancel event watch.
@@ -72,9 +74,7 @@ export class Keyboard extends IonicNativePlugin {
     event: 'native.keyboardshow',
     platforms: ['iOS', 'Android', 'BlackBerry 10', 'Windows']
   })
-  onKeyboardShow(): Observable<any> {
-    return;
-  }
+  onKeyboardShow(): Observable<any> { return; }
 
   /**
    * Creates an observable that notifies you when the keyboard is hidden. Unsubscribe to observable to cancel event watch.
@@ -85,7 +85,6 @@ export class Keyboard extends IonicNativePlugin {
     event: 'native.keyboardhide',
     platforms: ['iOS', 'Android', 'BlackBerry 10', 'Windows']
   })
-  onKeyboardHide(): Observable<any> {
-    return;
-  }
+  onKeyboardHide(): Observable<any> { return; }
+
 }