After release cleanups.

See #2736

pom.xml

@@ -10,15 +10,15 @@
 	<parent>
 		<groupId>org.springframework.data.build</groupId>
 		<artifactId>spring-data-parent</artifactId>
-		<version>3.1.6</version>
+		<version>3.1.7-SNAPSHOT</version>
 	</parent>
 
 	<name>Spring Data Elasticsearch</name>
 	<description>Spring Data Implementation for Elasticsearch</description>
 	<url>https://github.com/spring-projects/spring-data-elasticsearch</url>
 
 	<properties>
-		<springdata.commons>3.1.6</springdata.commons>
+		<springdata.commons>3.1.7-SNAPSHOT</springdata.commons>
 
 		<!-- version of the RestHighLevelClient	-->
 		<elasticsearch-rhlc>7.17.15</elasticsearch-rhlc>
@@ -464,8 +464,20 @@
 	</profiles>
 
 	<repositories>
-
-
+		<repository>
+			<id>spring-snapshot</id>
+			<url>https://repo.spring.io/snapshot</url>
+			<snapshots>
+				<enabled>true</enabled>
+			</snapshots>
+			<releases>
+				<enabled>false</enabled>
+			</releases>
+		</repository>
+		<repository>
+			<id>spring-milestone</id>
+			<url>https://repo.spring.io/milestone</url>
+		</repository>
 	</repositories>
 
 </project>