Adds documentation for suggestion endpoint

README.md

@@ -313,6 +313,10 @@ Set a filter which will tell the API to return locations where the supplied serv
 
 Set a sorting string to determine how the returned results are sorted.
 
+- `suggest(query: string)`
+
+Retrieve a set of location suggestions based on the given query. _(not publicly available yet)_
+
 - `take(limit: number)`
 
 Set the limit which you want returned.
@@ -344,6 +348,10 @@ class Locations {
       .take(limit)
       .get();
   }
+
+  async suggestions(query) {
+    return await this.api.suggest(query);
+  }
 }
 ```