Set default AutoSendOnCon to true to send initial value

• Use littleFS
• Added log file in BrowserLog example

Added sendSystemMsg to send connection close messages

Removed webserver, added gthHtmlChunk for webserver handlers

Removed sstrem, Fixed errors

Fixed streamFile

Added websockets status text on main page

Added Joystick example.

Load html code from spiffs or program mem.

Fixed errors, Added ESPVisualizer example.