post_url was not included in gemspec so wasn't getting installed.
Also fixed the post time comparison to ignore hours and minutes since they aren't included in the tag.
fix post_url to get installed and work in octopress
should it be return 0 == cmp?
return 0 == cmp
fix post comparison
This really needs to be the default. If I put a date: in my YAML Front-Matter with a time included, then post_url fails spectacularly.
#831 merged, this fixed.