GUACAMOLE-1298: Combine duplicate Maven declarations into parent pom.xml.

guacamole-common-js/pom.xml

@@ -59,10 +59,6 @@
 
     </scm>
 
-    <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    </properties>
-
     <build>
         <plugins>
 
@@ -120,30 +116,6 @@
                 </executions>
             </plugin>
 
-            <!-- Verify format using Apache RAT -->
-            <plugin>
-                <groupId>org.apache.rat</groupId>
-                <artifactId>apache-rat-plugin</artifactId>
-                <version>0.12</version>
-
-                <configuration>
-                    <excludes>
-                        <exclude>**/*.json</exclude>
-                    </excludes>
-                </configuration>
-
-                <!-- Bind RAT to validate phase -->
-                <executions>
-                    <execution>
-                        <id>validate</id>
-                        <phase>validate</phase>
-                        <goals>
-                            <goal>check</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-
             <!-- Unit test using Jasmin and PhantomJS -->
             <plugin>
                 <groupId>com.github.searls</groupId>