Add variables from issues #1 and #2

README.md

@@ -73,7 +73,11 @@ All available (but undocumented) environment variables in Autodesk Maya
 | `MI_MAYA_BATCH_OPTIONS`                       |                                                      | 2014  |      | [Domemaster3D][]
 | `MAYA_RETAIN_PYTHON_GIL`                      | ?                                                    | 2017  |      | [ATC1][]
 | `MAYA_ENABLE_LEGACY_VIEWPORT`                 | Enable Viewport 1.0                                  | 2018  |      | [RV1][]
+| `MAYA_ENABLE_WEBENGINE`                       |                                                      | 2018.1|      | [#2][]  
+| `MAYA_RENDER_SETUP_GLOBAL_PRESETS_PATH`       |                                                      | 2017  |      | [#1][] 
 
+[#1]: https://github.com/mottosso/Maya-Environment-Variables/issues/1
+[#2]: https://github.com/mottosso/Maya-Environment-Variables/issues/2
 [Domemaster3D]: https://raw.githubusercontent.com/zicher3d-org/domemaster-stereo-shader/master/Domemaster3D%20Installer/installer%20files/Domemaster3D/maya/common/scripts/domeDiagnostics.mel
 [ATC1]: http://around-the-corner.typepad.com/adn/2016/07/avoid-dg-evaluation-caused-by-mayacmds-when-there-are-python-custom-nodes-in-the-scene-in-parallel-mode.html
 [RV1]: http://help.autodesk.com/view/MAYAUL/2018/ENU/?guid=GUID-4928A912-DA6C-4734-863B-AB5959DA73C9