Tests:
Our ability to "edit around" content the HTML editing code does not yet handle very well.
For this test: Test typing after a table.

Expected Results:
The content in the red box must exactly match the content in the green box (except for the border color).
For this test: Typed text should appear after (on the line below) the table.
1 2 3
4 5 6
7 8 9
xxx
1 2 3
4 5 6
7 8 9