Add support for version directories in imagetool bulk-addrep subcommand.
Add support for version directories in imagetool bulk-addrep subcommand.

Symantec/Dominator,keep94/Dominator,Symantec/Dominator,keep94/Dominator,rgooch/Dominator,keep94/Dominator,Symantec/Dominator,rgooch/Dominator,rgooch/Dominator