Update some build items

Author: mbax

pom.xml

@@ -57,8 +57,8 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <plugin.javadocs.version>3.0.1</plugin.javadocs.version>
-        <plugin.source.version>3.0.1</plugin.source.version>
+        <plugin.javadocs.version>3.1.0</plugin.javadocs.version>
+        <plugin.source.version>3.1.0</plugin.source.version>
         <dependency.netty.version>4.1.36.Final</dependency.netty.version>
     </properties>
 
@@ -284,7 +284,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>3.1.0</version>
+                <version>3.1.2</version>
                 <configuration>
                     <archive>
                         <manifestEntries>
@@ -296,7 +296,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.8.0</version>
+                <version>3.8.1</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
@@ -305,7 +305,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>2.22.0</version>
+                <version>3.0.0-M3</version>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
@@ -315,7 +315,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>3.1.1</version>
+                <version>3.2.1</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -369,7 +369,7 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
-                <version>0.8.1</version>
+                <version>0.8.4</version>
                 <executions>
                     <execution>
                         <goals>