TOMEE-3764 - Updates commons-dbcp2 to 2.3.0
Updates commons-pool to 2.10.0

Adds warn log output to TimerData
diff --git a/container/openejb-core/src/main/java/org/apache/openejb/core/timer/TimerData.java b/container/openejb-core/src/main/java/org/apache/openejb/core/timer/TimerData.java
index 6dfc1ff..2a2c722 100644
--- a/container/openejb-core/src/main/java/org/apache/openejb/core/timer/TimerData.java
+++ b/container/openejb-core/src/main/java/org/apache/openejb/core/timer/TimerData.java
@@ -350,6 +350,7 @@
                     return scheduler.getTrigger(key);
                 }
             } catch (final SchedulerException e) {
+                log.warning(e.getLocalizedMessage(), e);
                 return null;
             }
         }
diff --git a/pom.xml b/pom.xml
index 4510a74..84b41f8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -176,8 +176,12 @@
     <commons-cli.version>1.4</commons-cli.version>
     <commons-logging.version>1.2</commons-logging.version>
     <commons-logging-api.version>1.1</commons-logging-api.version>
-    <commons-dbcp.version>2.1</commons-dbcp.version>
-    <commons-pool.version>2.3</commons-pool.version>
+    <!--
+      'QuartzPersistenceForEJBTimersTest' is unable to obtain DB connection with
+      commons-dbcp.version > 2.3.0
+    -->
+    <commons-dbcp.version>2.3.0</commons-dbcp.version>
+    <commons-pool.version>2.10.0</commons-pool.version>
     <commons-collections.version>3.2.2</commons-collections.version>
     <commons-codec.version>1.15</commons-codec.version>
     <commons-fileupload.version>1.4</commons-fileupload.version>