trivial Sightly refactoring: * removed redundant code from the SightlyJavaCompilerService which is now handled by the SourceIdentifier * removed redundant SightlyEngineConfiguration options * adapted the REPL java source code servlet to the new pattern of generating java classes
sling/trunk/bundles/scripting/sightly/engine/src/main/java/org/apache/sling/scripting/sightly/impl/engine/SightlyEngineConfiguration.java