Oberon plugin: .om/.od Ulmo extensions

extensions/oberon-language/COCOR-LSP.md

@@ -5,7 +5,7 @@ Code extension starts `out/server.js` through `vscode-languageclient`; the
 server invokes a configured executable containing the **generated Coco/R
 parser/validator**.
 
-## Oberon dialects (`.Mod` / `.mod` / `.def`)
+## Oberon dialects (`.Mod` / `.mod` / `.def`, Ulmo `.om` / `.od`)
 
 The server validates Oberon files with the pilot validators from
 `grammars/`. Each pilot binary takes the source file as its single

extensions/oberon-language/package.json

@@ -25,7 +25,9 @@
         "extensions": [
           ".Mod",
           ".mod",
-          ".def"
+          ".def",
+          ".om",
+          ".od"
         ],
         "configuration": "./language-configuration.json"
       }