introduce contentType argument - default summary format is HTML, could be also Text
rewrite links <a href="link">label</a> into label: link format.
withImages flag should be ignored if contentType is set to Text (at least with current implementation, then images are embedded into HTML content body)
Allow to control feed summary content type:
contentType
argument - default summary format isHTML
, could be alsoText
<a href="link">label</a>
intolabel: link
format.withImages
flag should be ignored ifcontentType
is set toText
(at least with current implementation, then images are embedded into HTML content body)