Oor Wullie’s Big Bucket Trail 1.0.6

• Blocks styled for OWBBT
• New custom post types: Oor Wullies + Sponsors
• New templates to handle custom post types
• Added lightbox support

PR:

• https://github.com/dc-thomson/wordpress/pull/1542
• https://github.com/dc-thomson/wordpress/pull/1557