create plugin manifest for unless modules

manifests/unless-modules.json

@@ -0,0 +1,10 @@
+{
+"name": "unless modules",
+"author": "unless games",
+"license": "BSD-3-Clause",
+"authorEmail": "unlessgames@gmail.com",
+"pluginUrl": "https://gitlab.com/unlessgames/unless_modules",
+"authorUrl": "http://unlessgames.com",
+"manualUrl": "https://gitlab.com/unlessgames/unless_modules/blob/master/README.md",
+"sourceUrl": "https://gitlab.com/unlessgames/unless_modules"
+}