test return values of  and correct test of next/prev
test return values of  and correct test of next/prev

glizer/fuelux,chriscorwin/fuelux,oglandx/fuelux,oglandx/fuelux,fdumpling/fuelux,fdumpling/fuelux,futuremint/fuelux,imshibaji/fuelux,glizer/fuelux,ExactTarget/fuelux,cormacmccarthy/fuelux,johan--/fuelux,itstar4tech/fuelux,erpframework/fuelux,tweettypography/fuelux,swilliamset/fuelux,futuremint/fuelux,rbmoore/fuelux,BenjaminNeilDavis/fuelux,swilliamset/fuelux,erpframework/fuelux,Jchavez/fuelux,dwaltz/fuelux,stevewithington/fuelux,vernak2539/fuelux,simonfork/fuelux,Jchavez/fuelux,wakermahmud/fuelux,ASlave2Audio/fuelux,vernak2539/fuelux,rbmoore/fuelux,GabrielApG/FueLux-Elements,marcostomazini/fuelux,simonfork/fuelux,johan--/fuelux,dram1008/fuelux,ExactTarget/fuelux,ASlave2Audio/fuelux,itstar4tech/fuelux,erpframework/fuelux,jasondavis/fuelux,imshibaji/fuelux,chriscorwin/fuelux,GabrielApG/FueLux-Elements,afz/fuelux,cormacmccarthy/fuelux,jasondavis/fuelux,wakermahmud/fuelux,dram1008/fuelux,BenjaminNeilDavis/fuelux,simonfork/fuelux,dwaltz/fuelux,tweettypography/fuelux,marcostomazini/fuelux,wakermahmud/fuelux,stevewithington/fuelux,afz/fuelux