BasePlus version 0.6

- getVars() modified to handle "long" lists of variables
 - first iteration of QuickSort functions added [still experimental]

README.md

@@ -88,7 +88,7 @@ run;
   %end;
 ```
 
-- **BasePlus**\[0.53\] adds a bunch of functionalities I am missing in BASE SAS, such as:
+- **BasePlus**\[0.6\] adds a bunch of functionalities I am missing in BASE SAS, such as:
 ```
 call arrMissToRight(myArray); 
 call arrFillMiss(17, myArray);