Fix a couple of niggles with zip files
Fix a couple of niggles with zip files

BenJenkinson/nodatime,malcolmr/nodatime,jskeet/nodatime,malcolmr/nodatime,jskeet/nodatime,malcolmr/nodatime,BenJenkinson/nodatime,nodatime/nodatime,malcolmr/nodatime,nodatime/nodatime