Update memoize class and add support for persistent cache
Update memoize class and add support for persistent cache

bezhermoso/powerline,xfumihiro/powerline,magus424/powerline,areteix/powerline,kenrachynski/powerline,prvnkumar/powerline,darac/powerline,s0undt3ch/powerline,cyrixhero/powerline,DoctorJellyface/powerline,junix/powerline,darac/powerline,wfscheper/powerline,kenrachynski/powerline,S0lll0s/powerline,DoctorJellyface/powerline,cyrixhero/powerline,magus424/powerline,Luffin/powerline,IvanAli/powerline,Luffin/powerline,darac/powerline,wfscheper/powerline,S0lll0s/powerline,russellb/powerline,russellb/powerline,s0undt3ch/powerline,firebitsbr/powerline,Luffin/powerline,IvanAli/powerline,IvanAli/powerline,russellb/powerline,QuLogic/powerline,EricSB/powerline,EricSB/powerline,blindFS/powerline,firebitsbr/powerline,seanfisk/powerline,prvnkumar/powerline,firebitsbr/powerline,seanfisk/powerline,prvnkumar/powerline,S0lll0s/powerline,Liangjianghao/powerline,xxxhycl2010/powerline,magus424/powerline,junix/powerline,dragon788/powerline,junix/powerline,wfscheper/powerline,xfumihiro/powerline,kenrachynski/powerline,seanfisk/powerline,xfumihiro/powerline,blindFS/powerline,xxxhycl2010/powerline,bartvm/powerline,blindFS/powerline,lukw00/powerline,EricSB/powerline,s0undt3ch/powerline,keelerm84/powerline,areteix/powerline,Liangjianghao/powerline,bezhermoso/powerline,xxxhycl2010/powerline,lukw00/powerline,dragon788/powerline,Liangjianghao/powerline,DoctorJellyface/powerline,QuLogic/powerline,bartvm/powerline,QuLogic/powerline,lukw00/powerline,dragon788/powerline,bartvm/powerline,keelerm84/powerline,cyrixhero/powerline,bezhermoso/powerline,areteix/powerline