Remove mrm-maven-plugin (#828)

Author: basil

pom.xml

@@ -873,26 +873,6 @@
       </plugin>
 
       <!--  the following 2 plugins are for integration tests of plugin-pom only -->
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>mrm-maven-plugin</artifactId>
-        <version>1.5.0</version>
-        <inherited>false</inherited>
-        <executions>
-          <execution>
-            <goals>
-              <goal>start</goal>
-              <goal>stop</goal>
-            </goals>
-            <configuration>
-              <propertyName>repository.proxy.url</propertyName>
-              <repositories>
-                <proxyRepo />
-              </repositories>
-            </configuration>
-          </execution>
-        </executions>
-      </plugin>
       <plugin>
         <artifactId>maven-invoker-plugin</artifactId>
         <version>3.6.0</version>
@@ -910,9 +890,6 @@
               <cloneProjectsTo>${project.build.directory}/its</cloneProjectsTo>
               <localRepositoryPath>${basedir}/target/local-repo</localRepositoryPath>
               <settingsFile>src/it/settings.xml</settingsFile>
-              <filterProperties>
-                <repository.proxy.url>${repository.proxy.url}</repository.proxy.url>
-              </filterProperties>
             </configuration>
           </execution>
         </executions>

src/it/settings.xml

@@ -22,14 +22,6 @@ under the License.
 <settings xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.1.0 http://maven.apache.org/xsd/settings-1.1.0.xsd"
   xmlns="http://maven.apache.org/SETTINGS/1.1.0">
-  <mirrors>
-    <mirror>
-      <id>mrm-maven-plugin</id>
-      <name>Mock Repository Manager</name>
-      <url>@repository.proxy.url@</url>
-      <mirrorOf>*</mirrorOf>
-    </mirror>
-  </mirrors>
   <profiles>
     <profile>
       <id>it-repo</id>