Merge branch 'master' into feature/svm

...ine/src/com/oracle/truffle/r/engine/TruffleRLanguage.java

...com/oracle/truffle/r/runtime/ffi/jnr/JNR_RFFIFactory.java

...runtime/src/com/oracle/truffle/r/runtime/LazyDBCache.java

....r.runtime/src/com/oracle/truffle/r/runtime/REnvVars.java

...time/src/com/oracle/truffle/r/runtime/RErrorHandling.java

...ntime/src/com/oracle/truffle/r/runtime/RInternalCode.java

....r.runtime/src/com/oracle/truffle/r/runtime/ROptions.java

....r.runtime/src/com/oracle/truffle/r/runtime/RProfile.java

....runtime/src/com/oracle/truffle/r/runtime/RSerialize.java

.../com/oracle/truffle/r/runtime/conn/ConnectionSupport.java

...src/com/oracle/truffle/r/runtime/conn/StdConnections.java

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

...me/src/com/oracle/truffle/r/runtime/env/REnvironment.java

...oracle/truffle/r/runtime/ffi/RFFIContextStateFactory.java

...ime/src/com/oracle/truffle/r/runtime/ffi/RFFIFactory.java

...le/truffle/r/runtime/instrument/InstrumentationState.java

....r.runtime/src/com/oracle/truffle/r/runtime/rng/RRNG.java

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

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