Today there is another maintenance release for 1.0 introducing a patch from Chris Siebenmann: 
 * Make Liferea use ETags and send If-None-Match
   (patch by Chris Siebenmann)

Download Liferea 1.10.7

https://github.com/lwindolf/liferea/releases/download/v1.10.7/liferea-1.10.7.tar.bz2