eclipse codeformat fixes

...fle.r.engine/src/com/oracle/truffle/r/engine/REngine.java

...src/com/oracle/truffle/r/engine/interop/ListReadNode.java

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

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

...rc/com/oracle/truffle/r/library/stats/GammaFunctions.java

...acle/truffle/r/nodes/builtin/base/BaseGammaFunctions.java

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

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

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

...ltin/src/com/oracle/truffle/r/nodes/builtin/base/Seq.java

.../src/com/oracle/truffle/r/nodes/function/PromiseNode.java

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

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

...rc/com/oracle/truffle/r/runtime/conn/GZIPConnections.java

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

...src/com/oracle/truffle/r/runtime/ops/UnaryArithmetic.java