1.0.0, at last!

🎉

• JDK 11 support
• gwt:codeserver and gwt:devmode now support <style>
• gwt:devmode now has <failOnError>
• gwt:compile, gwt:codeserver, and gwt:devmode can make use of Maven Toolchains when forking the JVM. For gwt:test, this is supported as well through Surefire.