Mention 'exclude_patterns' in kateproject.example

addons/project/kateproject.example

@@ -42,6 +42,9 @@ struct
 
       /// If "recursive" is set to 1, the globbing expressions in filters are executed recursively in the directory tree.
       bool recursive;
+
+      /// "exclude_patterns" is a list of regex patterns than can be used to exclude folders and files from the project tree
+      vector< string > exclude_patterns;
    };
 
    /// The "build" structure is optional.
@@ -119,6 +122,7 @@ A project for a custom language named Swine whose source files have a suffix .sw
          "filters": ["*.swn"],
          "recursive": 1
       } ],
+   "exclude_patterns": [ "build" ],
    "ctags": {
       "options": [
          "--langdef=swine",