v2.7.0

Changelog

• Changed: Rename the plugin from Post Expirator to PublishpPress Future, #14;
• Changed: Add the PublishPress footer and branding, #68;
• Changed: Separate the settings into different tabs, #97, #98;
• Changed: Rename the "General Settings" tab to "Default", #99;
• Added: Add new admin menu item: Future, #8;
• Fixed: Fix the 1hr diff between expiration time when editing and shown in post list, #138;
• Fixed: Post Expirator is adding wrong expiry dates to old posts, #160;
• Fixed: Post Expirator is setting unwanted expire time for posts, #187;