Added log4j to maven build at test time to avoid spurious INFO logging

Updated log4j.xml files to quell debug/info output
Moved src/test/resources/**/* -> src/main/resources/**/* for the time being to fix the jdbc build
Eliminated several System.out.println calls in tests

org.springframework.integration.jdbc/src/main/resources/log4j.properties

@@ -5,7 +5,7 @@ log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
 log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %t %c{2}:%L - %m%n
 
 
-log4j.category.org.springframework=DEBUG
-log4j.category.org.springframework.integration=INFO
-log4j.category.org.springframework.integration.jdbc=DEBUG
-log4j.category.org.springframework.jdbc=TRACE
+log4j.category.org.springframework=WARN
+log4j.category.org.springframework.integration=WARN
+log4j.category.org.springframework.integration.jdbc=WARN
+log4j.category.org.springframework.jdbc=WARN