Add settings descriptions (though they do not show up yet)

Author: krassowski

packages/jupyterlab-lsp/schema/plugin.json

@@ -29,17 +29,20 @@
           "properties": {
             "showDocumentation": {
               "type": "boolean",
-              "default": true
+              "default": true,
+              "description": "Whether to show documentation box next to the completion suggestions.",
             },
             "continuousHinting": {
               "type": "boolean",
-              "default": false
+              "default": false,
+              "description": "Whether to enable continuous hinting (Hinterland mode)."
             },
             "suppressInvokeIn": {
               "type": "array",
               "items": {
                 "type": "string"
-              }
+              },
+              "description": "An array of CodeMirror tokens for which the auto-invoke should be suppressed. The token names vary between languages (modes)."
             }
           }
         }