bumped version to preview.7

Author: Lennart Koopmann

app/lib/Version.java

@@ -37,8 +37,9 @@ public class Version {
     public static final Version v0_20_0_PREVIEW_4 = new Version(0, 20, 0, "preview.4");
     public static final Version v0_20_0_PREVIEW_5 = new Version(0, 20, 0, "preview.5");
     public static final Version v0_20_0_PREVIEW_6 = new Version(0, 20, 0, "preview.6");
+    public static final Version v0_20_0_PREVIEW_7 = new Version(0, 20, 0, "preview.7");
 
-    public static final Version VERSION = v0_20_0_PREVIEW_6;
+    public static final Version VERSION = v0_20_0_PREVIEW_7;
 
     public final int major;
     public final int minor;

project/Build.scala

@@ -5,7 +5,7 @@ import play.Project._
 object ApplicationBuild extends Build {
 
   val appName         = "graylog2-web-interface"
-  val appVersion      = "0.20.0-preview.6"
+  val appVersion      = "0.20.0-preview.7"
 
   val appDependencies = Seq(
     cache,