Make codebase compliant with latest PEP8 release.
Make codebase compliant with latest PEP8 release.

mugurrus/eve,stratosgear/eve,superdesk/eve,yanyanqin/eve,opticode/eve,pjs7678/eve,EasonYi/eve,elpoisterio/eve,jzorrof/eve,bcrochet/eve,kalbasit/eve,eduardomb/eve,kidaa/eve,mcreenan/eve,matthieuprat/eve,hustlzp/eve,sebest/eve,amagdas/eve,julianhille/eve