Security Patch.
AnalyticsWP v2.1.5 patches an important security vulnerability, disovered by the ethical hackers at Patchstack. Big shout out to their team for finding and notifying us of the vulnerability. This update completely closes the vulnerability, later versions will use a different architecture to get back the same custom filter functionality. Since we're investing time in this area of our codebase, we'll make sure to improve the functionality of custom filters while we're at it...