Add my Loopus Modules paid stuff (#117)

plugins/LoopusModules.json

@@ -0,0 +1,8 @@
+{
+  "slug": "LoopusModules",
+  "name": "Loopus Modules",
+  "author": "Sonus Dept.",
+  "version": "0.5.1",
+  "homepage": "https://loopusmodules.sonusdept.com",
+  "manual": "https://sonusdept.altervista.org/files/loopusmodules/LoopusModules_manual.pdf"
+}