v1.2

8592c80 Added ATParser as a separate lib dependency
f0bec59 Add README.md with firmware informations
cd1bf66 Fixed recvfrom to return connected IP address
2b043ce Fixed ambiguity errors from conflicting member functions
588eb44 Port esp2866 driver to new WiFiInterface API
e21cfb7 Include "mbed.h" instead of directly network related headers.
f1c3f75 Recent versions of ESP8266 do not send OK anymore after reading the stream after IPD