Merge

...com/oracle/truffle/r/library/graphics/FastRComponent.java

...uffle/r/library/graphics/core/AbstractGraphicsSystem.java

...racle/truffle/r/library/graphics/core/GraphicsEngine.java

...e/truffle/r/library/graphics/core/GraphicsEngineImpl.java

...racle/truffle/r/library/graphics/core/GraphicsSystem.java

...acle/truffle/r/nodes/builtin/base/R/dataframe_overrides.R

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

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

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

...oracle/truffle/r/test/library/base/TestSimpleParsing.java