Revert "Also include integration tests in code coverage"

This reverts commit 30615d7.

pom.xml

@@ -48,12 +48,6 @@
 			<version>3.0.0</version>
 			<type>jar</type>
 		</dependency>
-		<dependency>
-			<groupId>nl.jqno.equalsverifier</groupId>
-			<artifactId>equalsverifier</artifactId>
-			<version>2.3.2</version>
-			<scope>test</scope>
-		</dependency>
 	</dependencies>
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -135,7 +129,6 @@
 						<teamspeak3.password>${teamspeak3.password}</teamspeak3.password>
 						<teamspeak3.required>${teamspeak3.required}</teamspeak3.required>
 					</systemPropertyVariables>
-					<argLine>${surefireArgLine}</argLine>
 				</configuration>
 			</plugin>
 			<plugin>
@@ -145,7 +138,6 @@
 					<includes>
 						<include>**/*IT.java</include>
 					</includes>
-					<argLine>${failsafeArgLine}</argLine>
 				</configuration>
 				<executions>
 					<execution>
@@ -243,43 +235,11 @@
 				<artifactId>jacoco-maven-plugin</artifactId>
 				<version>0.7.6.201602180812</version>
 				<executions>
-					<!-- The Executions required by unit tests are omitted. -->
-					<!--
-						Prepares the property pointing to the JaCoCo runtime agent which
-						is passed as VM argument when Maven the Failsafe plugin is executed.
-					-->
 					<execution>
-						<id>pre-integration-test</id>
-						<phase>pre-integration-test</phase>
+						<id>prepare-agent</id>
 						<goals>
 							<goal>prepare-agent</goal>
 						</goals>
-						<configuration>
-							<!-- Sets the path to the file which contains the execution data. -->
-							<destFile>${project.build.directory}/coverage-reports/jacoco-it.exec</destFile>
-							<!--
-								Sets the name of the property containing the settings
-								for JaCoCo runtime agent.
-							-->
-							<propertyName>failsafeArgLine</propertyName>
-						</configuration>
-					</execution>
-					<!--
-						Ensures that the code coverage report for integration tests after
-						integration tests have been run.
-					-->
-					<execution>
-						<id>post-integration-test</id>
-						<phase>post-integration-test</phase>
-						<goals>
-							<goal>report</goal>
-						</goals>
-						<configuration>
-							<!-- Sets the path to the file which contains the execution data. -->
-							<dataFile>${project.build.directory}/coverage-reports/jacoco-it.exec</dataFile>
-							<!-- Sets the output directory for the code coverage report. -->
-							<outputDirectory>${project.reporting.outputDirectory}/jacoco-it</outputDirectory>
-						</configuration>
 					</execution>
 				</executions>
 			</plugin>