Fix for #664 - Missing source url attribute in RSS feeds
fix of rss headers problem
Merge pull request #665 from mariroz/dev

fix of rss headers problem
fix of putenv warning under safe mode, issue #646
fix of already defined constant notice, issue #653
Merge pull request #667 from mariroz/dev

fix of putenv warning under safe mode, issue #646
#568 missing rss.png files
Updated the french translation
Added advices to submit a bug

Discussion at #662.
Merge pull request #680 from m-r-r/fr-1.6.1

French translation update
Merge branch 'dev' of https://github.com/wallabag/wallabag into epub
Fix bugs and improved epub rendering