Finished up the keyword resolution issue and fixed for, while and until. Other tags still need work.

Operand.cpp

@@ -117,7 +117,6 @@ namespace jet {
       if(in.ifNext("<")) {
 	 Operand op(in);
 	 if(isNumber && op.isNumber) {
-	    std::cout << doubleValue << " < " << op.doubleValue << std::endl;
 	    if(doubleValue < op.doubleValue) {
 	       boolean = true;
 	       isNumber = false;
@@ -279,11 +278,9 @@ namespace jet {
 	      throw coreutils::Exception("operand is not a number.");
 	 } else
 	   throw coreutils::Exception("operand is not a number.");	 
-      } else {
-//	 std::cout << ">" << string << std::endl;
-	 return;
-      }
-     
+      } else 
+	return;
+           
    }
    
 }