stablerangecache: use self instead of repo in stablerangerepo.stablerange()
Referring to repo here was somehow preventing it from being garbage-collected
(important in hgweb, where currently every request gets a new repo).
obscache: use self instead of repo in obscacherepo.updatecaches()
Referring to repo here was somehow preventing it from being garbage-collected
(important in hgweb, where currently every request gets a new repo).