chore(CHANGELOG): update

CHANGELOG.md

@@ -6,8 +6,19 @@ All notable changes to [diagram-js](https://github.com/bpmn-io/diagram-js) are d
 
 ___Note:__ Yet to be released changes appear here._
 
+* `FEAT`: add ability to create multiple elements ([`fecda964`](https://github.com/bpmn-io/diagram-js/pull/390/commits/fecda964831fc8f09929cf1febecc5bdd3799d51))
+* `FEAT`: add `elements.copy` and `elements.copyDisallowed` event ([`fecda964`](https://github.com/bpmn-io/diagram-js/pull/390/commits/fecda964831fc8f09929cf1febecc5bdd3799d51))
+* `FEAT`: add `createElementsBehavior` hint to prevent behavior on creating elements ([`9d470dec`](https://github.com/bpmn-io/diagram-js/pull/390/commits/9d470dec37123eb826b51188652c543cc1bd3ecd))
 * `FEAT`: add ability to provide custom hit boxes ([#371](https://github.com/bpmn-io/diagram-js/pull/371))
 
+### Breaking Changes
+
+* `Create`: hints are not passed to CreateShapeHandler anymore
+* `Create#start`: third argument is context, if you want to specify `source` do `{ hints: { source: myElement } }`
+* `CopyPaste`: `elements.copy` event is now fired with elements instead of tree
+* `Modeling#pasteElements` removed in favor of `Modeling#createElements`
+* `MouseTracking` removed in favor of `Mouse`
+
 ## 4.0.3
 
 * `FIX`: compensate for missing `element.out` event ([#391](https://github.com/bpmn-io/diagram-js/pull/391))