Fixed message bug.
Merge branch 'master' of git.dolda2000.com:/srv/git/r/wrw
Fixed formparams bug when defaults are missing.
Cache the target argspec in formparams.
Quote some more URL characters
Made redirections a bit more flexible.
Made default argument specifications PEP 8-compliant.
Merge branch 'master' into python3

Conflicts:
	wrw/resp.py
	wrw/util.py
Allow setting attributes to None as a noop, for convenience.
Merge branch 'master' into python3

Conflicts:
	wrw/sp/cons.py
	wrw/sp/xhtml.py
Removed superfluous super() arguments.