I43: Implement comments
CREATE TABLE `comments` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `user_id` char(32) DEFAULT NULL,
  `post_id` int(11) NOT NULL,
  `text` text,
  `parent_id` int(10) DEFAULT NULL,
  `created` int(10) NOT NULL,
  `edited` int(10) DEFAULT NULL,
  `deleted` int(10) DEFAULT NULL,
  PRIMARY KEY (`id`),
  KEY `post_id` (`post_id`,`user_id`),
  KEY `id` (`id`,`post_id`)
)
I43: Implement comments
Fixed comments for commit 2cf583c3d5525ab742251da3c7f4a44661220063
Merge pull request #47 from threestarsgenius/I43

I43: Implement comments