added i18n entry for abbr remove button
Correct HeaderIds plugin guide
Allow the possibility to complete empty an editing hosts

Updated deleting operations to allow the possibility to completely empty an
editing host of its contents (ie: CTRL+A, DEL).
Lint recent code changes in engine.js
Enable deletion of solo <p><br></p> in editable

Calling delete on the given markup:
<editable><block><br>[]</block></editable>
should results in:
<editable>[]</editable>
Fixes paste from word causes unwanted content
Fixes edge case when setForLinebreak is called in response to a linebreak
Remove cursor-styles in table after editing
Fix cell-selection after changing header status
Fix header-selection bugfix
Stop appending elements to rows after rowspans
Allow split of single active cell with row/colspan
Fix table styles and activation of style-buttons

* Formatting columns, rows and cells now work in combination
* Activation-status of style-buttons now correctly displayed
Add several table styles to boilerplate-css
Minor code-cleanup for table-styles-fix
Added missing german translations for table plugin
Declare `pos` only once
Add TextColor plugin guides

Taken from c988a742f92eba81f962161cb7bf9b3fbfc5a730
Ignore range preservation errors in formatBlock command
Merge branch 'commercial-hotfix-batu-fr1' of github.com:alohaeditor/Aloha-Editor into hotfix-table-spanappend

Conflicts:
	build/hotfix-changelog.md