Treat mac files as valid Caché ObjectScript files

Author: nikitaeverywhere

package.json

@@ -2,7 +2,7 @@
   "name": "vscode-cos",
   "displayName": "Caché ObjectScript",
   "description": "Caché ObjectScript language support for Visual Studio Code",
-  "version": "0.1.1",
+  "version": "0.1.2",
   "icon": "images/logo.png",
   "categories": [
     "Languages",
@@ -34,7 +34,8 @@
           "COS"
         ],
         "extensions": [
-          ".cls"
+          ".cls",
+          ".mac"
         ],
         "configuration": "./language-configuration.json"
       },