New upstream version 2.1.7

pom.xml

src/main/java/org/jboss/logmanager/JBossLoggerFinder.java

src/main/java/org/jboss/logmanager/JDKSpecific.java

src/main/java/org/jboss/logmanager/Jvm.java

src/main/java/org/jboss/logmanager/LogLevelInitTask.java

.../org/jboss/logmanager/formatters/StructuredFormatter.java

src/main/java9/org/jboss/logmanager/JBossLoggerFinder.java

src/main/java9/org/jboss/logmanager/Jvm.java

...resources/META-INF/services/java.lang.System$LoggerFinder

...jboss/logmanager/formatters/StackTraceFormatterTests.java

...st/java9/org/jboss/logmanager/JulLoggingConfigurator.java

src/test/java9/org/jboss/logmanager/SystemLoggerMain.java

src/test/java9/org/jboss/logmanager/SystemLoggerTests.java