Refactoring of build properties.

test-plugins/org.yakindu.sct.model.sgraph.test/build.properties

@@ -1,5 +1,4 @@
 source.. = src/
 output.. = bin/
-bin.includes = META-INF/,\
-               .,\
-               testmodels/
+bin.includes = .,\
+               META-INF/