Dev: Added uiautomator screenshot tool, thanks @LmeSzinc

- Added dev_tools.bat
Enhancement: added new features to alas.bat, now ADB config its saved in adb_port.ini file to avoid lost config when alas its updated, the file will be created ate first alas.bat start and will prompt to user to enter the config
- Some tweaks on Easy_Install-V2.bat to avoid mistakes from users

dev_tools/uiautomator2_screenshot.py

@@ -0,0 +1,12 @@
+from module.device.screenshot import Screenshot
+from module.config.config import AzurLaneConfig
+from datetime import datetime
+
+import module.config.server as server
+
+server.server = 'cn'  # Don't need to edit, it's used to avoid error.
+
+s = Screenshot(AzurLaneConfig())
+i = s._screenshot_uiautomator2()
+filename = datetime.now().strftime("%d-%m-%Y_%I-%M-%S_%p")
+i.save(f'./screenshots/' + filename + ".png")