[css-snappoints] Moving statement about non-definition of animations/physics to overview

Author: ChumpChief

css-snappoints/Overview.bs

@@ -194,6 +194,8 @@ Overview {#overview}
     A scroll position that satisfies the specified alignment
     is a <a>snap position</a>.
 
+    The CSS Scroll Snap Module intentionally does not specify nor mandate any precise animations or physics used in <a>snapping</a>; this is left up to the user agent.
+
     <a>Snap positions</a> must only affect the nearest ancestor
     (on the element's <a>containing block chain</a>)
     <a>scroll container</a>.
@@ -267,7 +269,7 @@ Scroll Snap Types: the 'scroll-snap-type' property {#scroll-snap-type}
     Animatable: no
     </pre>
 
-    The 'scroll-snap-type' property defines how strictly a <a>scroll container</a> should <a>snap</a>.  It intentionally does not specify nor mandate any precise animations or physics used in <a>snapping</a>; this is left up to the user agent.
+    The 'scroll-snap-type' property defines how strictly a <a>scroll container</a> should <a>snap</a>.
 
     Issue: <a href="https://lists.w3.org/Archives/Public/www-style/2015Nov/0328.html">Open issue</a> on whether to enhance the scroll-snap-type property for specifying the axis or adding a second property.  We have <a href="https://lists.w3.org/Archives/Public/www-style/2015Dec/0048.html">resolved</a> that this functionality be added once the issue is resolved.