Added master repository URL.

README.md

@@ -57,3 +57,9 @@ distributed together with all the following files:
 If you receive only some of these files from someone, complain!
 
 SPDX-License-Identifier: LPPL-1.3c+
+
+## Master Repository
+
+The master git repository for this project is hosted by the [Software
+Assurance & Security Research Team](https://logicalhacking.com) at
+<https://git.logicalhacking.com/adbrucker/svninfo>.