Update to change the last change user saving strategy
Update to change the last change user saving strategy

PeterDaveHello/hackmd,xnum/hackmd,jackycute/HackMD,aswathyjacob8/newtest,ironhack/hackmd,Rwing/hackmd,hackmdio/hackmd,ironhack/hackmd,PeterDaveHello/hackmd,hackmdio/hackmd,hackmdio/hackmd,jccrofty30/hackmd,aswathyjacob8/newtest,jccrofty30/hackmd,Yukaii/hackmd,Yukaii/hackmd,PeterDaveHello/hackmd,Rwing/hackmd,xnum/hackmd,Rwing/hackmd,jackycute/HackMD,jackycute/HackMD,xnum/hackmd,jccrofty30/hackmd,ironhack/hackmd,aswathyjacob8/newtest,Yukaii/hackmd