v1.2.0

• Twitter API Refactory
• Support Facebook API v.17 (added "business_management" scope)
• Add a "docs" link to the service form
• Add User menu in the sidebar
• Support update profile information
• Support update password
• Social Providers' Rate-Limit optimized
• Customize the error page
• Link to the post on the social platform
• Improve post validation
• Improve preview post
• Improve connecting account entities
• Fix calendar posts order
• Fix account long name
• Fix post tag creation
• Show the current version in the footer of the sidebar
• Prefill the body on creating a post by URL ?body=the text
• Add minor improvements and bug fixes