v2.22.6

• Fix broken headings in Markdown files #936
• Prefer $timeout over safeApply #964
• Leave empty placeholder in DOM until node is dropped #910

v2.22.5

• Move postinstall hook to pretest #907

v2.22.4

• Fixed placeholder height calculating #904
• Prevent node being non-collapsable after drag-and-drop in-place #878
• Edit Protractor installation #905

v2.22.3

• Expand-on-hover event not calling toggle callback function #899

v2.22.2

• Update devDependencies
• Remove unused outOfBounds calculation #856

v2.22.1

• Fix tree sorting bug, see Issues #831 and #832

v2.22.0

• Improve horizontal movement detection for smoother node movement and to address Issue #562

v2.21.3

• Set appendChildOnHover to true by default.

v2.21.2

• Re-integrate lost patch from PR #650.

v2.21.1

• Update CHANGELOG.md