Slide in release 1.6.3 with Android P fixes

Author: stefan-zobel

pom.xml

@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>net.sourceforge.streamsupport</groupId>
 	<artifactId>android-retroflow</artifactId>
-	<version>1.7.0-SNAPSHOT</version>
+	<version>1.6.3</version>
 	<name>net.sourceforge.streamsupport:android-retroflow</name>
 	<description>Backport of Java 9 (JEP 266) reactive-streams Flow and SubmissionPublisher API
  for Android Studio 3.0 desugar toolchain, forked from https://sourceforge.net/projects/streamsupport</description>
@@ -32,7 +32,7 @@
 		<dependency>
 			<groupId>net.sourceforge.streamsupport</groupId>
 			<artifactId>android-retrofuture</artifactId>
-			<version>1.7.0-SNAPSHOT</version>
+			<version>1.6.3</version>
 		</dependency>
 	</dependencies>
 	<properties>