Tweak comment about copying function
Tweak comment about copying function

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