Add JUnit 4.11 for pyrotuliq.proz.Test.class

Add the following files inside the new folder "junit":
 - hamcrest-core-1.3.jar
 - hamcrest-core-1.3-javadoc.jar
 - hamcrest-core-1.3-sources.jar
 - junit-4.11.jar
 - junit-4.11-javadoc.jar
 - junit-4.11-sources.jar
Add serialVersionUID to IDConflictError.class