Changes for Truffle Polyglot rev 12

...fle.r.engine/src/com/oracle/truffle/r/engine/REngine.java

...gine/src/com/oracle/truffle/r/engine/shell/REmbedded.java

....launcher/src/com/oracle/truffle/r/launcher/Launcher.java

....launcher/src/com/oracle/truffle/r/launcher/RCommand.java

...om/oracle/truffle/r/nodes/builtin/fastr/FastRContext.java

...untime/src/com/oracle/truffle/r/runtime/FastROptions.java

...om/oracle/truffle/r/runtime/context/ChildContextInfo.java

...time/src/com/oracle/truffle/r/runtime/context/Engine.java

.../src/com/oracle/truffle/r/runtime/context/EvalThread.java

...me/src/com/oracle/truffle/r/runtime/context/RContext.java

...e/truffle/r/runtime/env/frame/FrameSlotChangeMonitor.java

...ruffle.r.test/src/com/oracle/truffle/r/test/TestBase.java

.../src/com/oracle/truffle/r/test/generate/FastRSession.java

...m/oracle/truffle/r/test/generate/GnuROneShotRSession.java

...test/src/com/oracle/truffle/r/test/generate/RSession.java

...est/src/com/oracle/truffle/r/test/tck/FastRDebugTest.java

mx.fastr/suite.py