Fix JNI write-back, bad V3 api usage, duplicate length passing.

core/java/tests/src/main/java/com/lyndir/masterpassword/MPTests.java

@@ -60,7 +60,7 @@ public class MPTests {
     }
 
     public Case getCase(final String identifier) {
-        for (final Case testCase : getCases())
+        for (final Case testCase : cases)
             if (identifier.equals( testCase.getIdentifier() ))
                 return testCase;
 

core/java/tests/src/test/java/com/lyndir/masterpassword/MPMasterKeyTest.java

@@ -39,7 +39,7 @@ public class MPMasterKeyTest {
             throws Exception {
 
         testSuite = new MPTestSuite();
-        //testSuite.getTests().addFilters( "v0" );
+        //testSuite.getTests().addFilters( "v3_type_maximum" );
     }
 
     @Test