[PATCH 2/2] Support downloading packs by HTTP (whitespace fixed)

This adds support to http-pull for finding the list of pack files available on the server, downloading the index files for those pack files, and downloading pack files when they contain needed objects not available individually. It retains the index files even if the pack files were not needed, but

[PATCH 2/2] Support downloading packs by HTTP

This adds support to http-pull for finding the list of pack files available on the server, downloading the index files for those pack files, and downloading pack files when they contain needed objects not available individually. It retains the index files even if the pack files were not needed, bu