HtmlArea adds a non-breaking space on paste

[alansemenov]

When text is pasted into an HtmlArea, editor adds a nbsp; which affects text wrapping when the text is rendered. We should avoid this from happening (unless nbsp; was already in the original text, of course).

See the videos below:

Tilbakemelding.Ognbsp.mp4

Tilbakemelding.Ognbsp.002.mp4