Bumped the version number and expiry date.

briar-android/AndroidManifest.xml

 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 	package="org.briarproject"
-	android:versionCode="5"
-	android:versionName="0.5" >
+	android:versionCode="6"
+	android:versionName="0.6" >
 
 	<uses-sdk android:minSdkVersion="7" android:targetSdkVersion="19" />
 

briar-android/src/org/briarproject/android/SplashScreenActivity.java

@@ -28,8 +28,8 @@ public class SplashScreenActivity extends RoboSplashActivity {
 	private static final Logger LOG =
 			Logger.getLogger(SplashScreenActivity.class.getName());
 
-	// This build expires on 7 April 2014
-	private static final long EXPIRY_DATE = 1396828800 * 1000L;
+	// This build expires on 19 April 2014
+	private static final long EXPIRY_DATE = 1397865600 * 1000L;
 	// Default log level - change this to OFF for release builds
 	private static final Level DEFAULT_LOG_LEVEL = INFO;