remove float parsing on refresher

Author: mlynch

js/angular/controller/refresherController.js

@@ -89,7 +89,7 @@ IonicModule
       }
       //if this is a new drag, keep track of where we start
       if (startY === null) {
-        startY = Math.floor(e.touches[0].screenY);
+        startY = e.touches[0].screenY;
       }
 
       // kitkat fix for touchcancel events http://updates.html5rocks.com/2014/05/A-More-Compatible-Smoother-Touch
@@ -99,7 +99,7 @@ IonicModule
       }
 
       // how far have we dragged so far?
-      deltaY = Math.floor(e.touches[0].screenY) - startY;
+      deltaY = e.touches[0].screenY - startY;
 
       // if we've dragged up and back down in to native scroll territory
       if (deltaY - dragOffset <= 0 || scrollParent.scrollTop !== 0) {
@@ -110,7 +110,7 @@ IonicModule
         }
 
         if (isDragging) {
-          nativescroll(scrollParent, Math.floor(deltaY - dragOffset) * -1);
+          nativescroll(scrollParent, deltaY - dragOffset * -1);
         }
 
         // if we're not at overscroll 0 yet, 0 out
@@ -135,7 +135,7 @@ IonicModule
 
       isDragging = true;
       // overscroll according to the user's drag so far
-      overscroll(Math.floor((deltaY - dragOffset) / 3));
+      overscroll((deltaY - dragOffset) / 3));
 
       // update the icon accordingly
       if (!activated && lastOverscroll > ptrThreshold) {