Autocomplete is now case insensitive (#4709)

webapp/stores/suggestion_store.jsx

@@ -232,6 +232,8 @@ class SuggestionStore extends EventEmitter {
                 this.clearSuggestions(id);
             }
 
+            other.pretext = other.pretext.toLowerCase();
+
             this.setPretext(id, other.pretext);
             this.emitPretextChanged(id, other.pretext);
 

webapp/utils/async_client.jsx

@@ -989,7 +989,7 @@ export function getSuggestedCommands(command, suggestionId, component) {
             }
         },
         (err) => {
-            dispatchError(err, 'getCommandSuggestions');
+            dispatchError(err, 'getSuggestedCommands');
         }
     );
 }