Allow text line break in Dialog components

[GoogleCodeExporter]

If we have a dialog component, we can't insert text that has line break, like: 
"sample text <br/> end of sample text".
The idea is to create methods that accept SafeHTML so we can do this trick.

Original issue reported on code.google.com by samuel@cruxframework.org on 21 Jul 2014 at 5:42

[GoogleCodeExporter]

I created this issue in a wrong place.

Original comment by samuel@cruxframework.org on 21 Jul 2014 at 5:42

• Changed state: Invalid