[BAEL-18774] - extracted versions into properties

spring-integration/pom.xml

@@ -85,7 +85,7 @@
         <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
-            <version>1.4.197</version>
+            <version>${h2.version}</version>
         </dependency>
     </dependencies>
 
@@ -124,6 +124,7 @@
         <javax-activation.version>1.1.1</javax-activation.version>
         <maven-eclipse-plugin.version>2.10</maven-eclipse-plugin.version>
         <exec-maven-plugin.version>1.5.0</exec-maven-plugin.version>
+        <h2.version>1.4.197</h2.version>
     </properties>
 
 </project>