#218: post_submit: <input name=category>s are now checkboxes, not radio
router.js: all router-level access checks now wait for required subscriptions to be ready instead of hacking around
Merge pull request #224 from yeputons/router-access-checks

router.js: all router-level access checks now wait for required subscriptions to be ready instead of hacking around
Merge pull request #223 from yeputons/issue-218

#218: post_submit: <input name=category>s are now checkboxes, not radio