Preference to enable/disable validation or schema

Signed-off-by: Nikolas Komonen <nikolaskomonen@gmail.com>

Author: NikolasKomonen

package.json

@@ -164,7 +164,7 @@
           "description": "Specifies extra VM arguments used to launch the XML Language Server. Eg. use `-noverify -Xmx1G  -XX:+UseG1GC -XX:+UseStringDeduplication` to bypass class verification, increase the heap size to 1GB and enable String deduplication with the G1 Garbage collector",
           "scope": "window"
         },
-        "xml.problems.noGrammar": {
+        "xml.validation.noGrammar": {
           "type": "string",
           "enum": [
             "ignore",
@@ -176,6 +176,19 @@
           "default": "hint",
           "description": "The message severity when a document has no associated grammar.",
           "scope": "window"
+        },
+        "xml.validation.enabled": {
+          "type": "boolean",
+          "default": true,
+          "description": "Enable/disable all validation.",
+          "scope": "window"
+        }
+        ,
+        "xml.validation.schema": {
+          "type": "boolean",
+          "default": true,
+          "description": "Enable/disable schema based validation. Ignored if \"xml.validation.enabled\": false.",
+          "scope": "window"
         }
       }
     },