added update check on startup, updated requirements

autopilot.py

@@ -1,4 +1,31 @@
 from dev_tray import tray
+from dev_autopilot import resource_path, RELEASE
+import requests
+import tkinter as tk
+from tkinter import messagebox
+import webbrowser
+
+def update():
+    releases_url = 'https://api.github.com/repos/skai2/EDAutopilot/releases'
+    response = requests.get(releases_url)
+    # Raise an exception if the API call fails.
+    response.raise_for_status()
+    data = response.json()
+    try:
+        latest_release = data[0]['tag_name']
+    except Exception as e:
+        print(e)
+    if latest_release and latest_release != RELEASE:
+        message = "There is a new version of EDAutopilot available!\nWould you like to go to the release download page?"
+        root = tk.Tk()
+        root.withdraw()
+        root.tk.call('wm', 'iconphoto', root._w, tk.PhotoImage(file=resource_path('src/logo.png')))
+        go_to_update = messagebox.askyesno("ED - Autopilot Update", message)
+        if go_to_update:
+            webbrowser.open_new(data[0]['html_url'])
+            return True
+    return False
 
 if __name__ == '__main__':
-    tray()
+    if not update():
+        tray()