cleanup pom.xml and reduce noise in build

pom.xml

@@ -76,6 +76,15 @@
             </resource>
         </resources>
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-resources-plugin</artifactId>
+                <version>3.3.1</version>
+                <configuration>
+                    <encoding>UTF-8</encoding>
+                    <propertiesEncoding>UTF-8</propertiesEncoding>
+                </configuration>
+            </plugin>
             <plugin>
                 <artifactId>maven-surefire-plugin</artifactId>
                 <version>3.2.5</version>
@@ -259,10 +268,6 @@
             <id>placeholderapi</id>
             <url>https://repo.extendedclip.com/content/repositories/placeholderapi/</url>
         </repository>
-        <repository>
-            <id>devmart-other</id>
-            <url>https://nexuslite.gcnt.net/repos/other/</url>
-        </repository>
         <!-- MockBukkit -->
         <repository>
             <id>papermc</id>
@@ -284,7 +289,7 @@
         <dependency>
             <groupId>com.comphenix.protocol</groupId>
             <artifactId>ProtocolLib</artifactId>
-            <version>LATEST</version>
+            <version>5.3.0</version>
             <scope>compile</scope>
         </dependency>
         <dependency>