Introduce \OCA\Mail\Service\Html
adding  rel="noreferrer" to generated links
enable html mails
first basic styling of HTML mail window
decode multipart messages
- adding sandbox+seamless to iframe
- adding csrf tocken to getHtmlBody call
adjust html purifier settings
.travis.yml - add composer
fix travis
fix loading of html message
- Proxy all content through the ownCloud instance
- Harden the HTML sanitizer
- Redirect all URLs through the ownCloud instance
Remove uneeded NoFollow
Add target="_top" to URLs since it is iframed
Throw exception in case URL is not valid
Update PHP doc
Fix indentation
Set height of iframe to iframe content
Add CSS to iframe
apply styles to body, and explicitly define no margin
adding Lukas to the list of authors