Always call new DoubleBufferedEPOutHandler on reconnect

[facchinm]

Avoid memory leak by deleting the buffers; DoubleBufferedEPOutHandler should be refactored (in beta branch) to allow separate "new" and "setup" procedures

Fixes #350

[ArduinoBot]

✅ Build completed.

⬇️ Build URL: http://downloads.arduino.cc/PR/samd/package_samd-b197_index.json

ℹ️ To test this build:

1. Open the Preferences of the Arduino IDE.
2. Add the Build URL above in the Additional Boards Manager URLs field, and click OK.
3. Open the Boards Manager (menu Tools->Board->Board Manager...)
4. Install Arduino SAMD core - Pull Request Always call new DoubleBufferedEPOutHandler on reconnect #352
5. Select one of the boards under SAMD Pull Request Always call new DoubleBufferedEPOutHandler on reconnect #352 in Tools->Board menu
6. Compile/Upload as usual

[Sulymarco]

Hi @facchinm ,
thanks for your quick response.
I tested your fix and I can confirm that it works and solve the issue #350 .

Thanks again
Marco.

[crgallac]

Thanks @facchinm ,
This update fixed my issue with issue #350 too.
All the best,
Colin