Adds cleanForPreview, this will clean up a txt document forceing a single line at an approximate width, trying to find the nearest space to that width. My plans is that the HTML version will a similar concept cutting the text at same point but not removing the style
Adds HTML to cleanForPreview
Significate clean up of HTML to cleanForPreview. Does not deal with tables
More complete cleanForPreview for HTML. Adds completeHTML which is needed in case trucation of HTML creates invalid HTML
Removed debugging code
Merge pull request #142 from asdf23/htmlPreviewSanitize

Html preview sanitize