updated readme file

README.md

@@ -6,11 +6,26 @@ It's based on gbx.net libraries: https://github.com/BigBang1112/gbx-net
 
 It uses MahApps Metro UI: https://github.com/MahApps/MahApps.Metro
 
-![image](https://user-images.githubusercontent.com/74670743/131230624-a37dd246-4f96-4f1b-8f96-23af65108714.png)
+<h2>Features</h2>
 
+- preview a map, see map's information
+- launch a map and select by which game
+- rename a map (inside metadata or file), delete a map
+- search for a map
+- sort maps - by name, date, size, lendth, ...
+- drag and drop a map to other folder/app (eg. TMX) or into this program
+- use games' shortcuts to navigate directly into your maps
+- full keyboard navigation and shortcuts
+- open current folder in windows file explorer
+- show system file dialog
+- custom titlepacks support
+
+<h2>Showcase</h2>
+
+![image](https://user-images.githubusercontent.com/74670743/131905957-74d52fda-041f-470b-ad09-fb7cf6567616.png)
 
 <h2>Requirements</h2>
 
 **Operating System:** Windows 7 SP1, Windows 8.1, Windows 10 or Windows 11
 
-**Have atleast one game installed from this list:** TrackMania United Forever, ManiaPlanet, TrackMania2020 (TMNext)
+**Have atleast one game installed from this list:** TrackMania United Forever, ManiaPlanet, TrackMania Turbo or TrackMania2020 (TMNext)