Fix eclipse classpath, with github library
<classpathentry kind="lib" path="/third-party/java/slf4j/slf4j-jdk14-1.6.6.jar"/>
<classpathentry kind="lib" path="/third-party/java/gson/gson-2.8.0.jar"/>
<classpathentry kind="lib" path="/third-party/java/testng/testng-6.9.9.jar" sourcepath="/third-party/java/testng/testng-6.9.9-sources.jar"/>
+ <classpathentry kind="lib" path="/third-party/java/github/org.eclipse.egit.github.core-2.1.5.jar" sourcepath="/third-party/java/github/org.eclipse.egit.github.core-2.1.5.jar-sources.jar"/>
<classpathentry kind="output" path="build/production"/>
</classpath>
