update codes & fix bug

update codes & fix bug

• update codes, add AVR json support
• update ArduinoJson support
• update SMS codes & example
• update WebSockets codes , add message limit

update codes & fix bug

update codes & fix bug

• update json support
• update ESP-Touch support
• update auto codes
• update time/timer codes
• add mqtt broker onenet
• add auth key warnning
• add function beginFormat/endFormat
• fix print bug
• fix smartconfig bug

Initial Release

• support BLE/WiFi/MQTT
• support Arduino Boards, ESP8266, ESP32, WiFiduino Boards
• add examples