fix invalid imsg_free() in got_privsep_recv_printed_commits()
gotwebd: customize the number of tags/commits in summary page
plug a few small leaks in tog and repository.c:match_packed_object()
gotwebd: reduce the number of tags shown on the summary page
fix some fd leaks in error paths and avoid some double close
using tog(1) as an alternative to gotwebd(8) (anonymous access)