feat(md): increased delay before md transitions

ionic/animations/animation.ts

@@ -243,7 +243,7 @@ export class Animation {
         });
       }
 
-      if (self._duration > this._opts.renderDelay) {
+      if (self._duration > 32) {
         // begin each animation when everything is rendered in their starting point
         // give the browser some time to render everything in place before starting
         setTimeout(kickoff, this._opts.renderDelay);

ionic/transitions/md-transition.ts

@@ -9,6 +9,7 @@ const CENTER = '0px'
 class MaterialTransition extends Transition {
 
   constructor(nav, opts) {
+    opts.renderDelay = 160;
     super(nav, opts);
 
     // entering item moves in bottom to center

ionic/transitions/transition.ts

@@ -11,7 +11,7 @@ let TransitionRegistry = {};
 export class Transition extends Animation {
 
   constructor(nav, opts) {
-    super();
+    super(null, opts);
 
     // get the entering and leaving items
     let enteringView = this.entering = nav.getStagedEnteringView();