Merge branch 'jk/prune-packed-server-info'

Code cleanup.

* jk/prune-packed-server-info:
repack: call prune_packed_objects() and update_server_info() directly
server-info: clean up after writing info/packs
make update-server-info more robust
prune-packed: fix minor memory leak

diff --cc builtin/repack.c
Simple merge