DATAMONGO-1444 - Upgrade dependencies.

Add rxjava-reactive-streams, use Spring 5 SNAPSHOT build for adapter compatibility. Remove RxJava1 version override.

Author: mp911de

spring-data-mongodb/pom.xml

@@ -19,7 +19,7 @@
 		<objenesis>1.3</objenesis>
 		<equalsverifier>1.5</equalsverifier>
 		<mongo>3.2.2</mongo>
-		<rxjava>1.1.9</rxjava>
+		<spring>5.0.0.BUILD-SNAPSHOT</spring>
 	</properties>
 
 	<dependencies>
@@ -118,6 +118,13 @@
 			<version>${rxjava}</version>
 			<optional>true</optional>
 		</dependency>
+		
+		<dependency>
+		 	<groupId>io.reactivex</groupId>
+			<artifactId>rxjava-reactive-streams</artifactId>
+			<version>${rxjava-reactive-streams}</version>
+			<optional>true</optional>
+		</dependency>
 
 		<!-- CDI -->
 		<dependency>