prepare 4.3.2 release (#138)

Author: eli-darkly

src/main/java/com/launchdarkly/client/DefaultEventProcessor.java

@@ -37,7 +37,7 @@ final class DefaultEventProcessor implements EventProcessor {
   private static final Logger logger = LoggerFactory.getLogger(DefaultEventProcessor.class);
   private static final int CHANNEL_BLOCK_MILLIS = 1000;
   private static final String EVENT_SCHEMA_HEADER = "X-LaunchDarkly-Event-Schema";
-  private static final String EVENT_SCHEMA_VERSION = "2";
+  private static final String EVENT_SCHEMA_VERSION = "3";
 
   private final BlockingQueue<EventProcessorMessage> inputChannel;
   private final ScheduledExecutorService scheduler;

src/test/java/com/launchdarkly/client/DefaultEventProcessorTest.java

@@ -410,6 +410,19 @@ public void sdkKeyIsSent() throws Exception {
     assertThat(req.getHeader("Authorization"), equalTo(SDK_KEY));
   }
 
+  @Test
+  public void eventSchemaIsSent() throws Exception {
+    ep = new DefaultEventProcessor(SDK_KEY, configBuilder.build());
+    Event e = EventFactory.DEFAULT.newIdentifyEvent(user);
+    ep.sendEvent(e);
+    
+    server.enqueue(new MockResponse());
+    ep.close();
+    RecordedRequest req = server.takeRequest();
+    
+    assertThat(req.getHeader("X-LaunchDarkly-Event-Schema"), equalTo("3"));
+  }
+
   @Test
   public void http400ErrorIsRecoverable() throws Exception {
     testRecoverableHttpError(400);