Update CHANGELOG

Author: STRML

CHANGELOG.md

@@ -61,3 +61,9 @@
 - Example updates.
 - Move `user-select:none` hack to document.body for better highlight prevention.
 - Add `bounds` option to restrict dragging within parent or within coordinates.
+
+### 0.7.0 (May 7, 2015)
+
+- Breaking change: `bounds` with coordinates was confusing because it was using the item's width/height,
+  which was not intuitive. When providing coordinates, `bounds` now simply restricts movement in each
+  direction by that many pixels.