Fix scripts load order to prevent reference error, using query callback to prevent google api call before loaded
Fix scripts load order to prevent reference error, using query callback to prevent google api call before loaded

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