Add MSM email address

manifests/MSM.json

@@ -2,7 +2,8 @@
   "name": "MSM",
   "author": "Phal-anx",
   "license": "CC BY-NC-ND 4.0",
-  "pluginUrl": "https://github.com/Phal-anx/MSM/releases",
+  "authorEmail": "phal.anx.art@gmail.com",
+  "sourceUrl": "https://github.com/Phal-anx/MSM",
   "manualUrl": "https://github.com/Phal-anx/MSM/raw/master/Manual/Manual.pdf",
   "latestVersion": "0.6.0"
 }