Add features to GUI (#757)

* controller image changes depending on the selected controller type

the new controller image assets are temporary until i get new ones

* Game list scans subdirs for games

* Key file existence check

* Only shows Program NCAs in Application list

* Change shown GUI columns without restarting

* Sort by column if you click on the column header

Columns are sorted as text so there are inaccuracies on some columns

* Fix sort on Time Played, Last Played and File Size columns

* Add ability to designate favourite games #1

TODO:
- Make fav games persistent
- Fix invisible check marks due to theme

* Add ability to designate favourite games #2

Also removed default theme

* Added a Windows specific build condition and a Linux bug fix

* bugfix

* Load metadata from JSONs

* Temp bug fix for MacOS

* lil clean up

* requested changes

* Misc fixes

* edited schema and config

* Show the TitleID of games on the title bar

* gui column config option have names

* Async loading of game list

* bugfix and cleanup

* thog's requested changes

* requested changes and cleanup

still need to fix the gtk seizure

* Fix issue where an ExeFS as a NSP didn't show up in the application list

* Minor fixes

* catch glib unhandled exceptions

* Make sure to do UI manipulation in the main thread

* Print path of invalid files

* Ac_k's requested changes

* Return of the dark theme

* move AboutInfo struct to another file

* sort usings

* changes

- gdkchan's requested changes that have been marked resolved
- made some structs internal as they aren't used outside of the GUI
- renamed Ryujinx.UI to Ryujinx.Ui to fit naming convention and folder structure
- fixed bug where controller type dropdown box is stretched

Ryujinx/Ui/GLScreen.cs

@@ -10,7 +10,7 @@ using System.Threading;
 
 using Stopwatch = System.Diagnostics.Stopwatch;
 
-namespace Ryujinx.UI
+namespace Ryujinx.Ui
 {
     public class GlScreen : GameWindow
     {
@@ -297,10 +297,13 @@ namespace Ryujinx.UI
             double hostFps = _device.Statistics.GetSystemFrameRate();
             double gameFps = _device.Statistics.GetGameFrameRate();
 
-            string titleSection = string.IsNullOrWhiteSpace(_device.System.CurrentTitle) ? string.Empty
-                : " | " + _device.System.CurrentTitle;
+            string titleNameSection = string.IsNullOrWhiteSpace(_device.System.TitleName) ? string.Empty
+                : " | " + _device.System.TitleName;
 
-            _newTitle = $"Ryujinx{titleSection} | Host FPS: {hostFps:0.0} | Game FPS: {gameFps:0.0} | " +
+            string titleIDSection = string.IsNullOrWhiteSpace(_device.System.TitleId) ? string.Empty
+                : " | " + _device.System.TitleId.ToUpper();
+
+            _newTitle = $"Ryujinx{titleNameSection}{titleIDSection} | Host FPS: {hostFps:0.0} | Game FPS: {gameFps:0.0} | " +
                 $"Game Vsync: {(_device.EnableDeviceVsync ? "On" : "Off")}";
 
             _titleEvent = true;