version update

Author: ran-jit

pom.xml

@@ -16,7 +16,7 @@
         <java.version>1.7</java.version>
 
         <jedis.version>3.0.1</jedis.version>
-        <commons-pool2.version>2.4.2</commons-pool2.version>
+        <commons-pool2.version>2.6.2</commons-pool2.version>
         <commons-logging.version>1.2</commons-logging.version>
 
         <maven-compiler.version>3.6.1</maven-compiler.version>