Update surefire and minor improvements

Author: iluwatar

pom.xml

@@ -375,10 +375,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-surefire-plugin</artifactId>
-                    <version>3.0.0-M3</version>
-                    <configuration>
-                        <argLine>-Xmx1024M ${argLine}</argLine>
-                    </configuration>
+                    <version>3.0.0-M5</version>
                 </plugin>
                 <plugin>
                     <groupId>org.springframework.boot</groupId>
@@ -474,7 +471,7 @@
                     </properties>
                     <skipExistingHeaders>true</skipExistingHeaders>
                     <headerDefinitions>
-                        <headerDefinition>${projectRoot}${file.separator}license-plugin-header-style.xml</headerDefinition>
+                        <headerDefinition>license-plugin-header-style.xml</headerDefinition>
                     </headerDefinitions>
                     <mapping>
                         <java>SLASHSTAR_CUSTOM_STYLE</java>
@@ -540,14 +537,4 @@
 
         </plugins>
     </build>
-    <reporting>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jxr-plugin</artifactId>
-                <version>3.0.0</version>
-            </plugin>
-        </plugins>
-    </reporting>
-
-</project>
+</project>