Merge pull request #72 from batchunag/readme-fix

Updated the contributing reference link

Author: conceptdev

README.md

@@ -12,7 +12,7 @@ For more information see the Code of Conduct FAQ or contact opencode@microsoft.c
 
 Thank you for taking the time to contribute, we appreciate your help in helping the Xamarin community to learn and grow! All content submitted **must** be your own work.
 
-See the [Contributing guide](CONTRIBUTING.MD) for more information on how to contribute.
+See the [Contributing guide](CONTRIBUTING.md) for more information on how to contribute.
 
 ## Legal Notices
 
@@ -29,4 +29,4 @@ Microsoft's general trademark guidelines can be found at http://go.microsoft.com
 Privacy information can be found at https://privacy.microsoft.com/en-us/
 
 Microsoft and any contributors reserve all others rights, whether under their respective copyrights, patents,
-or trademarks, whether by implication, estoppel or otherwise.
+or trademarks, whether by implication, estoppel or otherwise.