Made the app use qt on linux as it's more stable

deemix_gui.py

@@ -93,14 +93,7 @@ if __name__ == '__main__':
             })
             webview.start(gui='cef')
         elif sys.platform == "linux":
-            try:
-                from gi import require_version as rv
-                rv('WebKit2', '4.0')
-                print("Starting with GTK")
-                webview.start()
-            except (ValueError, ImportError):
-                print("Starting with QT")
-                webview.start(gui='qt')
+            webview.start(gui='qt')
         else:
             webview.start()
         conn = HTTPConnection(url, port)

requirements.txt

@@ -3,3 +3,4 @@ flask
 flask-socketio
 pywebview>=3.3.2
 cefpython3; platform_system == "Windows"
+pywebview[qt]>=3.3.2; platform_system == "Linux"

requirements_gtk.txt

@@ -1,2 +0,0 @@
--r requirements.txt
-PyGObject

requirements_qt.txt

@@ -1,4 +0,0 @@
--r requirements.txt
-PyQt5
-PyQtWebEngine
-pywebview[qt]>=3.3.2

webui

@@ -1 +1 @@
-Subproject commit e1a3e8b5625a2f3288dc52ebd545b41e31f6e43c
+Subproject commit bf532ba62ec961c16995e46e2bb1aab32a740353