Exclude commons-logging dependency.

`elasticsearch-rest-client` pulls in `commons-logging` and we don't want that to happen as it conflicts with our dependency setup.

Closes #3104

Author: mp911de

pom.xml

@@ -131,13 +131,19 @@
 				</exclusion>
 			</exclusions>
 		</dependency>
+
 		<dependency>
 			<groupId>org.elasticsearch.client</groupId>
 			<artifactId>elasticsearch-rest-client</artifactId>
 			<version>${elasticsearch-java}</version>
+			<exclusions>
+				<exclusion>
+					<groupId>commons-logging</groupId>
+					<artifactId>commons-logging</artifactId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 
-
 		<!-- Jackson JSON Mapper -->
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>