Refactor some dependencies to make it easier to change versions (again)

execution/src/test/resources/log4j.properties

@@ -5,7 +5,7 @@ log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
 log4j.appender.stdout.layout.ConversionPattern=%d %p [%c] - <%m>%n
 
 log4j.category.org.apache.activemq=ERROR
-log4j.category.org.springframework.batch=DEBUG
+# log4j.category.org.springframework.batch=DEBUG
 log4j.category.org.springframework.transaction=INFO
 
 log4j.category.org.hibernate.SQL=DEBUG

samples/pom.xml

@@ -45,6 +45,10 @@
 				</exclusion>
 			</exclusions>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework</groupId>
+			<artifactId>spring-mock</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>quartz</groupId>
 			<artifactId>quartz</artifactId>