patch applied (hackage-server): "Fix memory usage while mirroring"

Thu Aug 2 00:37:38 BST 2012 Ian Lynagh <ian@well-typed.com> * Fix memory usage while mirroring Ignore-this: 9faf4be0f646da02f2ac1a059488fd99 We were extracting the .cabal file from the .tar file, but the ByteString for the .cabal file was a portion of the ByteString for the .tar file, so the whole .tar file was being kept in memory. M ./Distribution/Server/Packages/Unpack.hs -1 +6