Added memcache
Added memcache

KonishchevDmitry/vkfeed,flyer2001/vkrss,KonishchevDmitry/vkfeed,Densvin/RSSVK,kostkost/vkfeed,Densvin/RSSVK,Evorvian/vkfeed,antonsotin/vkfeedtrue,greengeez/vkfeed,zhenkyn/vkfeedd,flyer2001/vkrss,antonsotin/vkfeedtrue,schelkovo/rss,ALERTua/vkfeed,ByKRAK/app,lokineverdie/parservkrss1488,tol1k/vkfeed,tol1k/vkfeed,ByKRAK/app,greengeez/vkfeed,ALERTua/vkfeed,KonishchevDmitry/vkfeed,schelkovo/rss,Evorvian/vkfeed,kostkost/vkfeed,lokineverdie/parservkrss1488,antonsotin/vkfeedtrue,zhenkyn/vkfeedd