Transitions: Removed animation-fill-mode properties to improve animat…

…ions in Android 4.x. Fixes #5679

css/structure/jquery.mobile.transition.css

@@ -13,24 +13,18 @@
 	opacity: 0;
 }
 .in {
-	-webkit-animation-fill-mode: both;
 	-webkit-animation-timing-function: ease-out;
 	-webkit-animation-duration: 350ms;
-	-moz-animation-fill-mode: both;
 	-moz-animation-timing-function: ease-out;
 	-moz-animation-duration: 350ms;
-	animation-fill-mode: both;
 	animation-timing-function: ease-out;
 	animation-duration: 350ms;
 }
 .out {
-	-webkit-animation-fill-mode: both;
 	-webkit-animation-timing-function: ease-in;
 	-webkit-animation-duration: 225ms;
-	-moz-animation-fill-mode: both;
 	-moz-animation-timing-function: ease-in;
 	-moz-animation-duration: 225ms;
-	animation-fill-mode: both;
 	animation-timing-function: ease-in;
 	animation-duration: 225ms;
 }