maven surfire plugin version upgrade and removal of log4j for logging

Author: ashvini-sib

pom.xml

@@ -5,7 +5,7 @@
     <artifactId>sib-api-v3-sdk</artifactId>
     <packaging>jar</packaging>
     <name>sib-api-v3-sdk</name>
-    <version>5.2.0</version>
+    <version>5.3.0</version>
     <url>https://github.com/sendinblue/APIv3-java-library</url>
     <description>SendinBlue&#39;s API v3 Java Library</description>
     <scm>
@@ -75,16 +75,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>2.12</version>
+                <version>3.0.0-M5</version>
                 <configuration>
-                    <systemProperties>
-                        <property>
-                            <name>loggerPath</name>
-                            <value>conf/log4j.properties</value>
-                        </property>
-                    </systemProperties>
                     <argLine>-Xms512m -Xmx1500m</argLine>
                     <parallel>methods</parallel>
+                    <threadCount>30</threadCount>
                     <forkMode>pertest</forkMode>
                 </configuration>
             </plugin>