Changed

• Avoid adding CssRules with empty style object

Added

• Added new commands lifecycle events, run:{commandName}:before, stop:{commandName}:before, abort:{commandName} #915
• Added core:component-delete command
• Added storage:start:store, storage:start:load, storage:end:store, storage:end:load events
• Added avoidDefaults option (smaller JSON objects in export)
• Added keepEmptyTextNodes option #1023
• Added label property to buttons #1031
• Listen and render traits change on components

Fixed

• Fix some issues with IE11 #768
• Check if the event exists in move command #710
• Fixed youtube loop parameter in Video Component #969
• Don't stringify scripts function in toJSON method #980
• Fixes to make the editor work in IE11 #768
• Fixed media queries ordering bug #896
• Allow multiple at-rules in the CSS #1032
• Support percentage based media-widths #1037

Removed

• Removed controls option for Vimeo videos #977