removed stale import from help too (#86)
removed stale import from help too (#86)

ChinaQuants/IRkernel,elaOnMars/IRkernel,gdtm86/IRkernel,chendaniely/IRkernel,rgbkrk/IRkernel,JanSchulz/IRkernel,mikecroucher/IRkernel,ibm-et/IRkernel,Phobia0ptik/IRkernel,ibm-et/IRkernel