Remove print statements from tests

Author: ctrueden

src/test/java/org/scijava/command/CommandArrayConverterTest.java

@@ -113,10 +113,7 @@ public static class CommandRawArrayInput implements Command {
         @Override
         public void run() {
             final StringBuilder sb = new StringBuilder();
-            System.out.println("userObjects length : "+userObjects.length);
-            System.out.println("class : "+userObjects.getClass());
             for (UserClass obj : userObjects) {
-                System.out.println("\t"+obj);
                 sb.append(obj.toString()+";");
             }
             result = sb.toString();
@@ -136,10 +133,7 @@ public static class CommandGenericsWildcardArrayInput implements Command {
         @Override
         public void run() {
             final StringBuilder sb = new StringBuilder();
-            System.out.println("userObjects length : "+userObjects.length);
-            System.out.println("class : "+userObjects.getClass());
             for (UserClass obj : userObjects) {
-                System.out.println("\t"+obj);
                 sb.append(obj.toString()+";");
             }
             result = sb.toString();

src/test/java/org/scijava/task/TaskEventTest.java

@@ -87,7 +87,6 @@ public static void createTask(
         new Thread(
                 () -> {
                     try {
-                        System.out.println("Waiting to start task "+taskName);
                         Thread.sleep(msBeforeStart);
 
                         // Task started