Added minimal webapi, xunit, mstest and nunit project template

Author: devbr-io

.vscode/settings.json

@@ -21,6 +21,10 @@
         "zampieri"
     ],
     "cSpell.words": [
-        "submenu"
+        "minwebapi",
+        "mstest",
+        "nunit",
+        "submenu",
+        "xunit"
     ]
 }

media/index.html

@@ -27,6 +27,9 @@ <h3>Select the project template</h3>
     <option value="minwebapi">Minimal Web API</option>
     <option value="grpc">ASP.NET Core GRPC Services</option>
     <option value="razorclasslib">Razor Class Library</option>
+    <option value="mstest">MSTest Project</option>
+    <option value="nunit">NUnit Test Project</option>
+    <option value="xunit">xUnit Test Project</option>
   </select>
   </br>
   </br>