Updates backers and sponsors

Author: eamodio

BACKERS.md

@@ -7,6 +7,17 @@ If you'd like to join them in supporting GitLens, please consider:
 - [Become a backer or sponsor on Patreon](https://www.patreon.com/eamodio)
 - [One-time donation via PayPal](https://www.paypal.me/eamodio)
 
+<h2 align="center">Gold Sponsors ($300+)</h2>
+None yet &mdash; could be you!
+
+<h2 align="center">Silver Sponsors ($150+)</h2>
+None yet &mdash; could be you!
+
+
+<h2 align="center">Bronse Sponsors ($50+)</h2>
+
+- Michael Duffy
+
 <h2 align="center">Generous Backers ($10+)</h2>
 
 - TypeScript Types (Ken Howard)
@@ -19,4 +30,7 @@ If you'd like to join them in supporting GitLens, please consider:
 - Guido Kessels
 - Pavel Khlopin
 - Eugen Grue
-- Andreas Fertsch-Röver
+- Andreas Fertsch-Röver
+- Nathaniel Blackburn
+- Raphael Schweikert
+- JehongAhn

README.md

@@ -88,6 +88,16 @@ If you'd like to join them in supporting GitLens, please consider the following
 - [Star or Fork me on GitHub](https://github.com/eamodio/vscode-gitlens "Star or fork me on GitHub")
 - [Follow me on Twitter](https://twitter.com/eamodio "Follow me on Twitter")
 
+#### Gold Sponsors ($300+)
+None yet — could be you!
+
+#### Silver Sponsors ($150+)
+None yet — could be you!
+
+#### Bronse Sponsors ($50+)
+
+- Michael Duffy
+
 ## Configuration
 <p align="center">
   <img src="https://raw.githubusercontent.com/eamodio/vscode-gitlens/master/images/cl-settings.png" alt="GitLens Explorer Repository view" />