Adds ability to change sheet number, e.g., gid.
Adds ability to change sheet number, e.g., gid.

Sometimes, you don't want the first sheet; you want the last sheet. Now, gdocs defaults to gid=0 (first) but can be overridden with a different value.
nprapps/app-template,chagan/there-goes-the-neighborhood,cerealcommas/app-template,eads/app-template,robojukie/app-template,wbez/app-template,nprapps/books14,PostDispatchInteractive/app-template,cerealcommas/app-template,nprapps/books14,nprapps/books14,INN/app-template,INN/app-template,INN/app-template,wbez/app-template,stlpublicradio/app-template,PostDispatchInteractive/app-template,wbez/budget-tracker,robojukie/app-template,TylerFisher/hearsay,nprapps/app-template,cerealcommas/app-template,INN/app-template,wbez/budget-tracker,wbez/app-template,stlpublicradio/app-template,wbez/budget-tracker,chagan/there-goes-the-neighborhood,TylerFisher/hearsay,eads/app-template,wbez/budget-tracker,stlpublicradio/app-template,eads/app-template,nprapps/app-template,PostDispatchInteractive/app-template,robojukie/app-template,nprapps/books14,eads/app-template,nprapps/app-template,TylerFisher/hearsay,cerealcommas/app-template,TylerFisher/hearsay,robojukie/app-template,chagan/there-goes-the-neighborhood,wbez/app-template,PostDispatchInteractive/app-template,stlpublicradio/app-template