 Update CLI Guide with execute a package
 Update CLI Guide with execute a package

Update CLI Guide with execute a package - clean up formating

robcaldwell/PublicKB,mfar78/PublicKB,anthonyvetter/PublicKB,jwcolbert/PublicKB,jwebs1/PublicKB,DLM1/PublicKB,daveshac/PublicKB,robertlesieur/PublicKB,StephanieWong/PublicKB,ack/PublicKB,jtowns3/PublicKB