chore(): remove MaterialButton

ionic/components.ts

@@ -17,11 +17,6 @@ export * from 'ionic/components/text-input/text-input'
 export * from 'ionic/components/text-input/label'
 export * from 'ionic/components/list/list'
 export * from 'ionic/components/show-hide-when/show-hide-when'
-
-// Material components/effects
-export * from 'ionic/components/material/button'
-export * from 'ionic/components/material/ripple'
-
 export * from 'ionic/components/modal/modal'
 export * from 'ionic/components/nav/nav'
 export * from 'ionic/components/nav/nav-controller'

ionic/components/tap-click/tap-click.ts

@@ -1,5 +1,4 @@
 import {pointerCoord, hasPointerMoved, transitionEnd} from '../../util/dom';
-import * as ripple from './ripple';
 import {Activator} from './activator';
 import {RippleActivator} from './ripple';
 

ionic/config/annotations.ts

@@ -16,9 +16,7 @@ import {
   RadioGroup, RadioButton, SearchBar,
   Nav, NavbarTemplate, Navbar, NavPush, NavPop, NavRouter,
   IdRef,
-  ShowWhen, HideWhen,
-
-  MaterialButton
+  ShowWhen, HideWhen
 } from '../ionic';
 
 /**
@@ -87,13 +85,9 @@ export const IonicDirectives = [
   forwardRef(() => NavPop),
   forwardRef(() => NavRouter),
   forwardRef(() => IdRef),
-  //forwardRef(() => Ref),
 
   forwardRef(() => ShowWhen),
-  forwardRef(() => HideWhen),
-
-  // Material
-  forwardRef(() => MaterialButton)
+  forwardRef(() => HideWhen)
 ];
 
 class IonicViewImpl extends View {