Removed unnecessary maven plugins and updated openejb version to 4.7.1

pom.xml

@@ -62,30 +62,6 @@
   <build>
     <plugins>
       <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <version>3.1</version>
-        <configuration>
-          <optimize>true</optimize>
-          <source>1.6</source>
-          <target>1.6</target>
-        </configuration>
-      </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-surefire-plugin</artifactId>
-        <version>2.17</version>
-      </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-war-plugin</artifactId>
-        <version>2.3</version>
-        <configuration>
-          <failOnMissingWebXml>false</failOnMissingWebXml>
-        </configuration>
-      </plugin>
-
-      <plugin>
         <groupId>org.apache.openejb.maven</groupId>
         <artifactId>tomee-maven-plugin</artifactId>
         <version>${tomee.version}</version>
@@ -108,7 +84,10 @@
   <properties>
     <tomee.version>1.7.1</tomee.version>
     <openejb.javaee.api>6.0-6</openejb.javaee.api>
-    <openejb.version>4.7.0</openejb.version>
+    <openejb.version>4.7.1</openejb.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <failOnMissingWebXml>false</failOnMissingWebXml>
+    <maven.compiler.target>1.7</maven.compiler.target>
+    <maven.compiler.source>1.7</maven.compiler.source>
   </properties>
 </project>