title: JunitParams 1.0.6 initializationError
body: <p>I have tests which have been running fine with JunitParams 1.0.5, after I upgraded to JunitParams 1.0.6, then got initializationError. Can anyone help with this?</p>
  
  <p>Selenium: 3.3.1
  JunitParams: 1.0.6
  Firefox: 52ESR</p>
  
  <p>Stack trace:</p>
  
  <pre><code>java.lang.IllegalAccessError: tried to access method org.junit.runners.BlockJUnit4ClassRunner.validateFields(Ljava/util/List;)V from class junitparams.JUnitParamsRunner
      at junitparams.JUnitParamsRunner.collectInitializationErrors(JUnitParamsRunner.java:405)
      at org.junit.runners.ParentRunner.validate(ParentRunner.java:336)
      at org.junit.runners.ParentRunner.&lt;init&gt;(ParentRunner.java:74)
      at org.junit.runners.BlockJUnit4ClassRunner.&lt;init&gt;(BlockJUnit4ClassRunner.java:56)
      at junitparams.JUnitParamsRunner.&lt;init&gt;(JUnitParamsRunner.java:393)
      at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
      at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
      at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
      at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
      at org.junit.internal.builders.AnnotatedBuilder.buildRunner(AnnotatedBuilder.java:31)
      at org.junit.internal.builders.AnnotatedBuilder.runnerForClass(AnnotatedBuilder.java:24)
      at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:57)
      at org.junit.internal.builders.AllDefaultPossibilitiesBuilder.runnerForClass(AllDefaultPossibilitiesBuilder.java:29)
      at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:57)
      at org.junit.internal.requests.ClassRequest.getRunner(ClassRequest.java:24)
      at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.createUnfilteredTest(JUnit4TestLoader.java:84)
      at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.createTest(JUnit4TestLoader.java:70)
      at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.loadTests(JUnit4TestLoader.java:43)
      at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:444)
      at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:678)
      at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
      at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)
  </code></pre>