some xxxMR haven't been executed

...ne/src/com/oracle/truffle/r/engine/interop/RDoubleMR.java

...e/src/com/oracle/truffle/r/engine/interop/RIntegerMR.java

.../oracle/truffle/r/test/engine/interop/AbstractMRTest.java

...le/truffle/r/test/engine/interop/ActiveBindingMRTest.java

...m/oracle/truffle/r/test/engine/interop/RDoubleMRTest.java

...om/oracle/truffle/r/test/engine/interop/REmptyMRTest.java

.../oracle/truffle/r/test/engine/interop/RIntegerMRTest.java

.../oracle/truffle/r/test/engine/interop/RMissingMRTest.java

...com/oracle/truffle/r/test/engine/interop/RNullMRTest.java

...cle/truffle/r/test/engine/interop/RUboundValueMRTest.java