Make bundlerepo use proper index format for revlogng
bundlerepo just appends index entries from the bundle onto the index for the
current repo. This patch makes sure it appends the correct format.
default = 'changelog'
header = header-rss.tmpl
changelog = changelog-rss.tmpl
changelogentry = changelogentry-rss.tmpl
filelog = filelog-rss.tmpl
filelogentry = filelogentry-rss.tmpl
tags = tags-rss.tmpl
tagentry = tagentry-rss.tmpl