Use com.jhlabs:filters instead of com.jhlabs:imaging
Use com.jhlabs:filters instead of com.jhlabs:imaging

See https://issues.sonatype.org/browse/MVNCENTRAL-463 which explains that com.jhlabs:imaging was renamed to com.jhlabs:filters, and since com.jhlabs:imaging isn't in Maven Central, it's better to use com.jhlabs:filters

candrews/grails-jcaptcha-plugin