[MINSTALL-203] Upgrade parent 43

Use latest parent, remove stuff already there.

---

https://issues.apache.org/jira/browse/MINSTALL-203

pom.xml

@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.maven.plugins</groupId>
     <artifactId>maven-plugins</artifactId>
-    <version>42</version>
+    <version>43</version>
     <relativePath />
   </parent>
 
@@ -191,19 +191,6 @@
     </dependency>
   </dependencies>
 
-  <build>
-    <plugins>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <configuration>
-          <proc>none</proc>
-          <showDeprecation>true</showDeprecation>
-        </configuration>
-      </plugin>
-    </plugins>
-  </build>
-
   <profiles>
     <profile>
       <id>run-its</id>