Detect ConcJUnit rt.jar Version Mismatch
M lib/buildlib/concutest-junit-3.8.2-withrt.jar
M src/edu/rice/cs/drjava/DrJava.java
M src/edu/rice/cs/drjava/model/junit/DefaultJUnitModel.java
A src/edu/rice/cs/drjava/model/junit/ConcJUnitUtils.java
M src/edu/rice/cs/drjava/model/repl/newjvm/MainJVM.java
M src/edu/rice/cs/drjava/ui/MainFrame.java
M src/edu/rice/cs/drjava/ui/config/ConfigFrame.java