[GR-11414] Fix various problems with devtools package.

...oracle/truffle/r/ffi/impl/common/JavaUpCallsRFFIImpl.java

...com/oracle/truffle/r/ffi/impl/upcalls/StdUpCallsRFFI.java

...oracle.truffle.r.native/fficall/src/common/rffi_upcalls.h

...e.truffle.r.native/fficall/src/common/rffi_upcallsindex.h

...truffle.r.native/fficall/src/common/rffi_variablesindex.h

...ve/fficall/src/truffle_common/Rinternals_truffle_common.h

...le.r.native/fficall/src/truffle_common/variables_common.h

...src/com/oracle/truffle/r/nodes/builtin/base/AsVector.java

...cle/truffle/r/nodes/builtin/base/DuplicatedFunctions.java

...es/src/com/oracle/truffle/r/nodes/unary/CastBaseNode.java

...es/src/com/oracle/truffle/r/nodes/unary/ToStringNode.java

...ser/src/com/oracle/truffle/r/parser/ParserGeneration.java

...acle.truffle.r.parser/src/com/oracle/truffle/r/parser/R.g

....runtime/src/com/oracle/truffle/r/runtime/env/RScope.java

...e/src/com/oracle/truffle/r/runtime/ffi/RFFIVariables.java

...est/src/com/oracle/truffle/r/test/ExpectedTestOutput.test

...m/oracle/truffle/r/test/builtins/TestBuiltin_complex.java

...oracle/truffle/r/test/builtins/TestBuiltin_intToBits.java

.../oracle/truffle/r/test/library/fastr/TestJavaInterop.java

...test/src/com/oracle/truffle/r/test/parser/TestParser.java