cast pipelines for conditions,connections,file,serialize,sys,etc., functions

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

...om/oracle/truffle/r/nodes/builtin/base/DelayedAssign.java

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

...om/oracle/truffle/r/nodes/builtin/base/FileFunctions.java

...racle/truffle/r/nodes/builtin/base/LoadSaveFunctions.java

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

...om/oracle/truffle/r/nodes/builtin/base/NormalizePath.java

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

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

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

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

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

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

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

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

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