- updated Makefile: seperate build dir, only required files are now part of the JAR

Makefile

@@ -2,9 +2,14 @@ JAR_NAME=rosetta_migration_plugin_dummy.jar
 JAR_OUTPATH=.
 
 build:
-	jar cf ${JAR_NAME} ${JAR_OUTPATH}
+	mkdir build/
+	cp -ra PLUGIN-INF/ build/
+	cp -ra plugin/ build/
+	cd build/; jar cf ${JAR_NAME} .; cd ..
+	mv build/${JAR_NAME} ${JAR_OUTPATH}/${JAR_NAME}
 
 clean:
+	rm -Rf build/
 	rm ${JAR_OUTPATH}/${JAR_NAME}
 
 help: