merge

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

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

...s/src/com/oracle/truffle/r/nodes/builtin/base/SApply.java

...c/com/oracle/truffle/r/nodes/builtin/base/UpdateAttr.java

...oracle/truffle/r/nodes/builtin/base/UpdateAttributes.java

...m/oracle/truffle/r/nodes/builtin/base/UpdateDimNames.java

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

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

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

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

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

...des/src/com/oracle/truffle/r/nodes/unary/CastRawNode.java

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

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

...le.r.test/src/com/oracle/truffle/r/test/all/AllTests.java

...t/src/com/oracle/truffle/r/test/failing/FailingTests.java

.../com/oracle/truffle/r/test/simple/TestSimpleBuiltins.java

mx.fastr/mx_fastr.py