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/Config.json

@@ -7,7 +7,9 @@
     "logging_enable_error": true,
     "logging_enable_guest": true,
     "logging_enable_fs_access_log": false,
-    "logging_filtered_classes": [ ],
+    "logging_filtered_classes": [
+        
+    ],
     "enable_file_log": true,
     "system_language": "AmericanEnglish",
     "docked_mode": false,
@@ -15,12 +17,27 @@
     "enable_vsync": true,
     "enable_multicore_scheduling": true,
     "enable_fs_integrity_checks": true,
+    "fs_global_access_log_mode": 0,
     "ignore_missing_services": false,
     "controller_type": "Handheld",
-    "gui_columns": [ true, true, true, true, true, true, true, true, true ],
-    "game_dirs": [],
+    "gui_columns": {
+        "fav_column": true,
+        "icon_column": true,
+        "app_column": true,
+        "dev_column": true,
+        "version_column": true,
+        "time_played_column": true,
+        "last_played_column": true,
+        "file_ext_column": true,
+        "file_size_column": true,
+        "path_column": true
+    },
+    "game_dirs": [
+        
+    ],
     "enable_custom_theme": false,
     "custom_theme_path": "",
+    "enable_keyboard": false,
     "keyboard_controls": {
         "left_joycon": {
             "stick_up": "W",
@@ -54,7 +71,7 @@
             "toggle_vsync": "Tab"
         }
     },
-        "joystick_controls": {
+    "joystick_controls": {
         "enabled": true,
         "index": 0,
         "deadzone": 0.05,
@@ -82,4 +99,4 @@
             "button_zr": "Axis5"
         }
     }
-}
+}