[GR-6977] Shiny enabled.

.../src/com/oracle/truffle/r/library/fastrGrid/ViewPort.java

...oracle/truffle/r/library/fastrGrid/device/GridDevice.java

.../oracle/truffle/r/library/fastrGrid/device/SVGDevice.java

...ffle/r/library/fastrGrid/device/awt/Graphics2DDevice.java

.../truffle/r/library/fastrGrid/device/awt/JFrameDevice.java

...ruffle/r/library/fastrGrid/grDevices/R/fastrGridDevices.R

...com/oracle/truffle/r/library/fastrGrid/graphics/CPar.java

...e/truffle/r/library/fastrShiny/shiny/R/fastr-imageutils.R

.../truffle/r/library/fastrShiny/shiny/R/fastr-render-plot.R

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

...tin/src/com/oracle/truffle/r/nodes/builtin/base/Eval.java

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

...cle/truffle/r/nodes/access/ReadVariadicComponentNode.java

.../src/com/oracle/truffle/r/nodes/builtin/InternalNode.java

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

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

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

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

...rc/com/oracle/truffle/r/test/functions/TestFunctions.java

...le.r.test/src/com/oracle/truffle/r/test/rng/TestRRNG.java