fix still on non root setup
respond with 404 on error
Merge branch 'master' of git://github.com/leedo/web-imageproxy

Conflicts:
	lib/Web/ImageProxy.pm
Merge branch 'master' of git://github.com/leedo/web-imageproxy
Merge branch 'master' of git://github.com/leedo/web-imageproxy
Merge branch 'master' of git://github.com/leedo/web-imageproxy

Conflicts:
	lib/Web/ImageProxy.pm
Merge branch 'master' of git://github.com/leedo/web-imageproxy
Merge branch 'master' of git://github.com/leedo/web-imageproxy