Support war package in classpath

[sweetStreet]

Context

Exception caused by not supporting war package in the classpath
Project: jenkinsci/email-ext-plugin
SHA: 699277c4
Evosuite version: 1.2.0

Steps to Reproduce

1. git clone https://github.com/jenkinsci/email-ext-plugin.git jenkinsci_email-ext-plugin
2. cd jenkinsci_email-ext-plugin
3. git checkout 699277c4
4. mvn dependency:build-classpath -Dmdep.outputFile=evosuite-deps.txt
5. java -jar ${PATH_TO_evosuite-1.2.0.jar} -DCP_file_path evosuite-deps.txt -class hudson.plugins.emailext.groovy.sandbox.EmailExtScriptTokenMacroWhitelist

EvoSuite Arguments

Not relavant

Current Result

• EvoSuite 1.2.0
• Going to generate test cases for class: hudson.plugins.emailext.groovy.sandbox.EmailExtScriptTokenMacroWhitelist
  [MASTER] 11:13:31.743 [main] ERROR EvoSuite - Fatal crash on main EvoSuite process. Class using seed 1682266411741. Configuration id : null
  java.lang.IllegalArgumentException: The class path resource /home/user/.m2/repository/org/jenkins-ci/main/jenkins-war/2.277.1/jenkins-war-2.277.1.war is not valid
  at org.evosuite.classpath.ResourceList.addEntry(ResourceList.java:504)
  at org.evosuite.classpath.ResourceList.initCache(ResourceList.java:477)
  at org.evosuite.classpath.ResourceList.getCache(ResourceList.java:464)
  at org.evosuite.classpath.ResourceList.hasClass(ResourceList.java:172)
  at org.evosuite.executionmode.TestGeneration.findTargetClass(TestGeneration.java:204)
  at org.evosuite.executionmode.TestGeneration.generateTests(TestGeneration.java:219)
  at org.evosuite.executionmode.TestGeneration.executeTestGeneration(TestGeneration.java:83)
  at org.evosuite.EvoSuite.parseCommandLine(EvoSuite.java:335)
  at org.evosuite.EvoSuite.main(EvoSuite.java:103)

Expected result

Supporting war package