[maven-release-plugin] prepare release thymeleaf-extras-springsecurity3-2.1.0-beta1
[maven-release-plugin] prepare release thymeleaf-extras-springsecurity3-2.1.0-beta1

pioto/thymeleaf-extras-springsecurity,thymeleaf/thymeleaf,thymeleaf/thymeleaf,thymeleaf/thymeleaf-extras-springsecurity