SGF-21

+ add integration tests

src/test/resources/org/springframework/data/gemfire/config/tx-ns.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xmlns:gfe="http://www.springframework.org/schema/gemfire"
+	xsi:schemaLocation="http://www.springframework.org/schema/gemfire http://www.springframework.org/schema/gemfire/spring-gemfire.xsd
+		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
+
+	<gfe:cache />
+	
+	<gfe:transaction-manager cache-ref="gemfire-cache" copy-on-read="false" />
+</beans>