Fix issue #200: for inlines, recursively add the parent's ID

Since inlines flat id is the same for all calls, it's critical to
include the ancestor's flat id as part of the flat id to avoid
duplicates between different callers.

Author: laksono

edu.rice.cs.hpcdata/src/edu/rice/cs/hpcdata/experiment/scope/visitors/FlatViewScopeVisitor.java

@@ -429,8 +429,7 @@ private String getID( Scope scope ) {
 			if (proc_scope.isAlien()) {
 				var parent = scope.getParentScope();
 				if (parent != null) {
-					hash_id.append(SEPARATOR_ID);
-					hash_id.append(parent.getFlatIndex());				
+					hash_id.append(getID(parent));
 				}
 			}
 		} else if (scope instanceof ProcedureScope)