Create BreakingChanges.md

Author: mckaragoz

BreakingChanges.md

@@ -0,0 +1,9 @@
+### v 6.4.0
+Change the css link to:\
+`<link href="_content/CodeBeam.MudBlazor.Extensions/MudBlazor.Extensions.min.css" rel="stylesheet" />`\
+Change the script to:\
+`<script src="_content/CodeBeam.MudBlazor.Extensions/MudExtensions.min.js"></script>`
+
+### v 6.3.0
+Change the script to:\
+`<script src="_content/CodeBeam.MudExtensions/MudExtensions.min.js"></script>`