add m1.medium to list of instance types supported under priam
add m1.medium to list of instance types supported under priam

viafoura/buri,inve1/buri,jhohertz/buri,MarkRose/buri,viafoura/buri,jhohertz/buri,jhohertz/buri,MarkRose/buri,MarkRose/buri,MarkRose/buri,Vraile/buri,Vraile/buri,viafoura/buri,inve1/buri,jhohertz/buri,viafoura/buri,inve1/buri,Vraile/buri,Vraile/buri,inve1/buri