Update CHANGELOG.md

Author: mportuga

CHANGELOG.md

@@ -5,11 +5,16 @@
 ### Bug Fixes
 
 * **exporter.js:** Eliminate selection column. Add export scale factor for excel and fonts ([d96f43d](https://github.com/angular-ui/ui-grid/commit/d96f43d))
-* **selection.js:** Allow group header selection. ([9718d8b](https://github.com/angular-ui/ui-grid/commit/9718d8b)), closes [#6698](https://github.com/angular-ui/ui-grid/issues/6698)
-* **selection.js:** Check if column is row header before disabling selection. ([dff19a7](https://github.com/angular-ui/ui-grid/commit/dff19a7)), closes [#5239](https://github.com/angular-ui/ui-grid/issues/5239)
-* **selection.js:** getSelectedRows will work on primitive data types. ([39a5439](https://github.com/angular-ui/ui-grid/commit/39a5439)), closes [#6704](https://github.com/angular-ui/ui-grid/issues/6704)
-* **selection.js:** Raise rowSelectionChangedBatch after toggling selectAll flag. ([bff5bb2](https://github.com/angular-ui/ui-grid/commit/bff5bb2)), closes [#5411](https://github.com/angular-ui/ui-grid/issues/5411)
-* **tree-base.js:** Call updateRowHeaderWidth even when no data exists. ([49678eb](https://github.com/angular-ui/ui-grid/commit/49678eb)), closes [#5430](https://github.com/angular-ui/ui-grid/issues/5430)
+* **cellnav.js:** Do not trigger edit on undefined event. ([615fe49](https://github.com/angular-ui/ui-grid/commit/615fe49))
+* **Grid.js:** Use scrollbarHeight instead of scrollbarWidth for vertical scroll calculations. ([1b01490](https://github.com/angular-ui/ui-grid/commit/1b01490)), closes [#6653](https://github.com/angular-ui/ui-grid/issues/6653)
+* **selection.js:** 
+  * Allow group header selection. ([9718d8b](https://github.com/angular-ui/ui-grid/commit/9718d8b)), closes [#6698](https://github.com/angular-ui/ui-grid/issues/6698)
+  * Check if column is row header before disabling selection. ([dff19a7](https://github.com/angular-ui/ui-grid/commit/dff19a7)), closes [#5239](https://github.com/angular-ui/ui-grid/issues/5239)
+  * getSelectedRows will work on primitive data types. ([39a5439](https://github.com/angular-ui/ui-grid/commit/39a5439)), closes [#6704](https://github.com/angular-ui/ui-grid/issues/6704)
+  * Raise rowSelectionChangedBatch after toggling selectAll flag. ([bff5bb2](https://github.com/angular-ui/ui-grid/commit/bff5bb2)), closes [#5411](https://github.com/angular-ui/ui-grid/issues/5411)
+* **tree-base.js:** 
+  * Allow treeIndent to be 0. ([68be14e](https://github.com/angular-ui/ui-grid/commit/68be14e))
+  * Call updateRowHeaderWidth even when no data exists. ([49678eb](https://github.com/angular-ui/ui-grid/commit/49678eb)), closes [#5430](https://github.com/angular-ui/ui-grid/issues/5430)
 
 
 ### Features