Fix bugs in CachingHttpScheduler
Fix bugs in CachingHttpScheduler

gimsum/Akavache,jcomtois/Akavache,ghuntley/AkavacheSandpit,mms-/Akavache,bbqchickenrobot/Akavache,MathieuDSTP/MyAkavache,christer155/Akavache,kmjonmastro/Akavache,akavache/Akavache,MarcMagnin/Akavache,martijn00/Akavache,shana/Akavache,shana/Akavache,Loke155/Akavache,PureWeen/Akavache