message: Added RTL support
diff: @@ -30,6 +30,7 @@ Quickly and easily create PowerPoint presentations with a few simple JavaScript
  - [Presentation Properties](#presentation-properties)
  - [Presentation Layouts](#presentation-layouts)
  - [Presentation Layout Options](#presentation-layout-options)
  + - [Presentation Text Direction](#presentation-text-direction)
  - [Adding a Slide](#adding-a-slide)
  - [Slide Formatting](#slide-formatting)
  - [Slide Formatting Options](#slide-formatting-options)
  @@ -180,6 +181,12 @@ Custom user defined Layout sizes are supported - just supply a `name` and the si
  pptx.setLayout({ name:'A3', width:16.5, height:11.7 });
  ```
  +### Presentation Text Direction
  +Right-to-Left (RTL) text is supported. Simply set the RTL mode at the Presentation-level.
  +```javascript
  +pptx.setRTL(true);
  +```
  +
  **************************************************************************************************
  ## Adding a Slide
  