hgweb: use generator to count parity of horizontal stripes for easier reading.
- use web.stripes in all places and consistently
- start with parity0 for lists generated in reverse (e.g. changelog)
#!/bin/sh# http://www.selenic.com/mercurial/bts/issue433hg init acd a echo a > a hg commit -Ama hg parents -r 0 doesnotexisttrue