1.8.0

• New licence: we switched from WTFPL to MIT licence (to prepare wallabag v2)
• Guidelines for contributing to wallabag (PSR-1 and PSR-2)
• Big refactoring in the code (no visible changes for wallabag users)
• rename Home into Unread
• Updated specific configuration for parsing
• Updated polish translation
• Changed default pagination (12 instead of 10)
• Better display when an article contains code (we use highlight.js)
• Added fixtures for MySQL and PostgreSQL installations
• Added email field for user
• Removed availability to download SQLite file (security problem)
• Implemented additional check for using the 'X-Forwarded-Port' header

Fixed bugs:

• Check file permissions at install #584
• Fix to display the login successful message with the translation
• Fix display of 'Done' message when we add a link from 'save a link' item
• Can't import empty file #776
• fix pictures display when DOWNLOAD_PICTURES is enabled