Describe at the README the issue with the java.lang.VerifyError

Author: pitbulk

README.md

@@ -37,3 +37,6 @@ Known issues while testing:
  * [ECLEmma coverage plugin incompatible with PowerMock](http://stackoverflow.com/questions/23363212/powermock-eclemma-coverage-issue)
 
  * When using @PrepareForTest and PowerMockito the breakpoints not does [not stop when debugging](http://stackoverflow.com/questions/35140575/powermockito-junit-and-eclemma-debugging-dosent-work). The solution is define Rules.
+
+ * Java7+ enforces bytecode verification and with Powermock you can experience a [java.lang.VerifyError](http://www.notonlyanecmplace.com/java-7-enforces-bytecode-verification/).
+   At Java8 bytecode verification is mandatory and there is no option to disable it :(

core/pom.xml

@@ -34,6 +34,12 @@
 			<version>1.6.2</version>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+		  <groupId>org.powermock</groupId>
+		  <artifactId>powermock-module-javaagent</artifactId>
+		  <version>1.6.0</version>
+		  <scope>test</scope>
+		</dependency>
 		<dependency>
 		  <groupId>org.powermock</groupId>
 		  <artifactId>powermock-module-junit4-rule-agent</artifactId>
@@ -83,6 +89,30 @@
 	<build>
 	    <finalName>java-saml-toolkit</finalName>
 	    <plugins>
+		  <plugin>
+		    <groupId>org.jacoco</groupId>
+		    <artifactId>jacoco-maven-plugin</artifactId>
+		    <version>0.7.6.201602180812</version>
+		    <configuration>
+		        <propertyName>jacoco.agent.argLine</propertyName>
+		    </configuration>
+		    <executions>
+		        <execution>
+		            <id>prepare-agent</id>
+		            <goals>
+		                <goal>prepare-agent</goal>
+		            </goals>
+		        </execution>
+		    </executions>
+		  </plugin>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-surefire-plugin</artifactId>
+            <version>2.12</version>
+            <configuration>
+                <argLine>-XX:-UseSplitVerifier ${jacoco.agent.argLine}</argLine>
+            </configuration>
+          </plugin>
 	      <plugin>
 	        <groupId>org.apache.maven.plugins</groupId>
 	        <artifactId>maven-compiler-plugin</artifactId>