Update readme and license to refer to new dr_flac link.

license.txt

@@ -76,7 +76,7 @@ This distribution contains code from the following projects (full license text b
 
  - dr_flac
 	Website: https://github.com/mackron/dr_libs
-	Source download: https://github.com/mackron/dr_libs/blob/41bc0e8/dr_flac.h
+	Source download: https://github.com/mackron/dr_libs/blob/d705d31/dr_flac.h
 	License: MIT/Expat
 	Copyright 2018 David Reid
 

readme.md

@@ -1,6 +1,7 @@
 LÖVE is an *awesome* framework you can use to make 2D games in Lua. It's free, open-source, and works on Windows, Mac OS X, Linux, Android, and iOS.
 
 [![Build Status: Windows](https://ci.appveyor.com/api/projects/status/chc0hdr08wv1d5c7?svg=true)](https://ci.appveyor.com/project/AlexSzpakowski/love)
+![](https://github.com/love2d/love/workflows/continuous-integration/badge.svg)
 
 Documentation
 -------------