shadowbox 7.x-4.0-rc1

Changes since 7.x-4.0-beta4:

• Issue #1480836 by manfer: disable keys on login modal
• Issue #5753682 by manfer: shadowbox media integration problem
• Issue #1502126 by manfer: Added gallery field node
• Issue #1502156 by manfer: caption better word than title
• Issue #1488718 by manfer: Improve shadowbox login
• by manfer: Fixed shadowbox login CSS
• Issue #1659716 by manfer: Fixed javascript optimization problem
• by manfer: use image_style_url to generate derivative images
• by manfer: added class to thumbnail image
• Issue #1913560 by pjaxon: shadowbox_auto.js false positive
• by joelstein: local vimeo and youtube thumbnails
• by manfer: fixed file shadowbox vimeo video output
• Issue #1900968 by facine: duplicated images on ajax reload
• Issue #1879176 by manfer: fixed settings not working
• Issue #1832800 by draenen: infinite loop on shadowbox file field formatter
• Issue #1833898 by moniuch, manfer: wrong sample image path on multisite
• Issue #1775224 by derek.deraps, manfer: fixed type index only with media module
• Issue #1775756 by manfer: Added youtube quality setting
• Issue #1825374 by manfer: Added user link to shadowbox login block
• Issue #1557702 by 5n00py, manfer: unique entity id in gallery node
• Issue #1792582 by manfer: fixed compact mode issue
• by 5n00py: more friendly gallery ids on gallery entity
• by manfer: fixed duplicate width height in rel in multivalue shadowbox file fields
• Issue #1682058 by manfer: added print styles for shadowbox
• by manfer: minor changes in login shadowbox CSS
• by manfer: disable shadowbox auto handle inside shadowbox popup