v1.5.2 Release

* Added IP location service (https://github.com/bmarshall511/wordpress-zero-spam/issues/84)
* Improved pagination (https://github.com/bmarshall511/wordpress-zero-spam/issues/91)
* Made date/times match site's WP time, not servers (https://github.com/bmarshall511/wordpress-zero-spam/issues/89)
* Removed the banner image to boost performance (https://github.com/bmarshall511/wordpress-zero-spam/issues/86)
* Enhancements to the admin JS to boost performance
* Works with Multisite as network activated or per sub site (https://github.com/bmarshall511/wordpress-zero-spam/issues/85)
* Added BuddyPress support (https://github.com/bmarshall511/wordpress-zero-spam/issues/61)
This all need appropriate output escaping with esc_html / esc_attr etc - unless that's already done elsewhere?