Remove unused Maven plugins

Author: kylewlacy

pom.xml

@@ -103,18 +103,6 @@
                     <commitIdGenerationMode>full</commitIdGenerationMode>
                 </configuration>
             </plugin>
-            <plugin>
-                <groupId>org.sonatype.plugins</groupId>
-                <artifactId>nexus-staging-maven-plugin</artifactId>
-                <version>1.7.0</version>
-                <extensions>true</extensions>
-                <configuration>
-                    <serverId>ossrh</serverId>
-                    <nexusUrl>https://oss.sonatype.org/</nexusUrl>
-                    <stagingProfileId>40766864c3b853</stagingProfileId>
-                    <autoReleaseAfterClose>true</autoReleaseAfterClose>
-                </configuration>
-            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
@@ -165,15 +153,6 @@
                     </descriptorRefs>
                 </configuration>
             </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-surefire-plugin</artifactId>
-                <version>3.3.1</version>
-                <configuration>
-                    <!-- Travis build workaround -->
-                    <argLine>-Xms1024m -Xmx2048m</argLine>
-                </configuration>
-            </plugin>
             <!-- download source jars and link them when running eclipse:eclipse -->
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>