JB Common is the new WordPress plugin that enables some basic common features that are not packed with default WordPress install like adding favicon, meta tags, adding HTML to head and footer, WordPress e-mail from header filter and a few more.
WordPress already provides you sticky posts feature without installing any plugin. Sticky Posts are actually Featured Posts hat stays on Top of your blog for the time period you want. You can easily make any WordPress post sticky simply by visiting Dashboard -> Posts -> All Posts, selecting the post and clicking Quick Edit to check the option Make this post sticky.
By default WordPress only allows you to close or limit comments to members only. this can be down from your dashboard’s discussion page in settings menu. But in case if you want to hide comments feature completely from your WordPress site then here’s an way to do that.