Click on a table cell make the select the whole cell content

Clicking in a table cell make the selection in all the text. This is a problem when you want to select a piece of the text.
Merge pull request #1039 from najor/hotfix-cell-selection-ie9-rt57176

Click on a table cell make the select the whole cell content
Merge branch 'hotfix' of github.com:alohaeditor/Aloha-Editor into release

Conflicts:
	build/hotfix-changelog.md