Bug 552380: [DocProcessing] Fix resolution of working directory for Run
R CMD operation

Change-Id: I35f318c981d52e601030ad36ce86f315570cbffb
diff --git a/redocs/org.eclipse.statet.redocs.r/src/org/eclipse/statet/redocs/r/ui/processing/RunRCmdToolOperation.java b/redocs/org.eclipse.statet.redocs.r/src/org/eclipse/statet/redocs/r/ui/processing/RunRCmdToolOperation.java
index 0ba64e3..36cb560 100644
--- a/redocs/org.eclipse.statet.redocs.r/src/org/eclipse/statet/redocs/r/ui/processing/RunRCmdToolOperation.java
+++ b/redocs/org.eclipse.statet.redocs.r/src/org/eclipse/statet/redocs/r/ui/processing/RunRCmdToolOperation.java
@@ -82,7 +82,7 @@
 			}
 			else {
 				value= variableResolver.performStringSubstitution(value, null);
-				additionalAttributes.put(ExternalProgramLaunchConfig.ARGUMENTS_ATTR_NAME, value);
+				additionalAttributes.put(ExternalProgramLaunchConfig.WORKING_DIRECTORY_ATTR_NAME, value);
 			}
 		}
 		catch (final CoreException e) {