3.2.1

Removed automatic Filter initialization. Moved to separate dependency sitemesh-webfilter jar
Changed automatic Filter naming from configurableSiteMeshFilter to sitemesh
Fixed Spring Boot defaults to initialize to null if not set.

dependencies {
    // ... other dependencies
    runtimeOnly 'org.sitemesh:sitemesh-webfilter:3.1.1'
}

Full Changelog: 3.2.0...3.2.1