Don't abort app when exception is thrown

src/shared.py

@@ -74,6 +74,14 @@ try:
 except:
     haveSignal = False
 
+# ------------------------------------------------------------------------------------------------------------
+# Safe exception hook, needed for PyQt5
+
+def sys_excepthook(typ, value, tback):
+    return sys.__excepthook__(typ, value, tback)
+
+sys.excepthook = sys_excepthook
+
 # ------------------------------------------------------------------------------------------------------------
 # Set Version