Working well on LinuxMint 17.3 Rosa beta
Posted: Tue Nov 17, 2015 6:48 pm
Was able to set Slimjet as default on latest LinuxMint 17.3 Cinnamon beta and Docky even allowed me to pin it on right-click there too! 
Discuss everything about Slimjet web browser
https://www.slimjet.com/en/forum/