Alexander,Please review my changes about fixing typos in javapackager help output and jdk/packager/builders/mac/MacAppImageBuilder.
The fix also corrected the typo from JDK-8189339 JIRA: https://bugs.openjdk.java.net/browse/JDK-8191712 Webrev: http://cr.openjdk.java.net/~vdrozdov/JDK-8191712/webrev.00/ --Victor
