Avoid printing unit test info logs by default for pulsar-storm (#259)

pulsar-storm/pom.xml

@@ -74,6 +74,12 @@
       <artifactId>storm-core</artifactId>
       <version>${storm.version}</version>
       <scope>provided</scope>
+      <exclusions>
+      	<exclusion>
+      		<groupId>ch.qos.logback</groupId>
+      		<artifactId>logback-classic</artifactId>
+      	</exclusion>
+      </exclusions>
     </dependency>
 
     <dependency>