java interopt - some basic functionality regarding

.../com/oracle/truffle/r/nodes/builtin/base/BasePackage.java

...e/truffle/r/nodes/builtin/base/printer/ValuePrinters.java

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

...acle/truffle/r/nodes/access/vector/ExtractVectorNode.java

...acle/truffle/r/nodes/access/vector/ReplaceVectorNode.java

...m/oracle/truffle/r/nodes/function/ClassHierarchyNode.java

...es/src/com/oracle/truffle/r/nodes/function/RCallNode.java

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

.../src/com/oracle/truffle/r/nodes/unary/PrecedenceNode.java

...le.r.runtime/src/com/oracle/truffle/r/runtime/RError.java

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

...fle.r.runtime/src/com/oracle/truffle/r/runtime/RType.java

...src/com/oracle/truffle/r/runtime/data/RInteropScalar.java

...runtime/src/com/oracle/truffle/r/runtime/data/RTypes.java

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

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

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