probelm in ardunio uno and esp8266 and 4relay chanel

please help to to solve the problem getting the library file and the error message is getting

Arduino: 1.6.8 (Windows 7), Board: "Arduino/Genuino Uno"

sketch\WIFIUNO.cpp: In member function 'bool WIFIUNO::begin()':

sketch\WIFIUNO.cpp:35:28: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

result = _cell.find("eady");

^

sketch\WIFIUNO.cpp: In member function 'void WIFIUNO::Reset()':

sketch\WIFIUNO.cpp:263:29: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("eady")==true)

^

sketch\WIFIUNO.cpp: In member function 'boolean WIFIUNO::confJAP(String, String)':

sketch\WIFIUNO.cpp:481:27: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true)

^

sketch\WIFIUNO.cpp: In member function 'boolean WIFIUNO::quitAP()':

sketch\WIFIUNO.cpp:506:27: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true)

^

sketch\WIFIUNO.cpp: In member function 'boolean WIFIUNO::confSAP(String, String, byte, byte)':

sketch\WIFIUNO.cpp:584:27: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true )

^

sketch\WIFIUNO.cpp: In member function 'boolean WIFIUNO::confMux(boolean)':

sketch\WIFIUNO.cpp:703:27: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true )

^

sketch\WIFIUNO.cpp: In member function 'boolean WIFIUNO::Send(String)':

sketch\WIFIUNO.cpp:832:26: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find(">")==true )

^

sketch\WIFIUNO.cpp: In member function 'boolean WIFIUNO::Send(byte, String)':

sketch\WIFIUNO.cpp:888:26: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find(">")==true )

^

sketch\uartWIFIUNO - Copy.cpp: In member function 'bool WIFIUNO::begin()':

sketch\uartWIFIUNO - Copy.cpp:36:28: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

result = _cell.find("eady");

^

sketch\uartWIFIUNO - Copy.cpp: In member function 'void WIFIUNO::Reset()':

sketch\uartWIFIUNO - Copy.cpp:264:29: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("eady")==true)

^

sketch\uartWIFIUNO - Copy.cpp: In member function 'boolean WIFIUNO::confJAP(String, String)':

sketch\uartWIFIUNO - Copy.cpp:482:27: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true)

^

sketch\uartWIFIUNO - Copy.cpp: In member function 'boolean WIFIUNO::quitAP()':

sketch\uartWIFIUNO - Copy.cpp:507:27: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true)

^

sketch\uartWIFIUNO - Copy.cpp: In member function 'boolean WIFIUNO::confSAP(String, String, byte, byte)':

sketch\uartWIFIUNO - Copy.cpp:585:27: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true )

^

sketch\uartWIFIUNO - Copy.cpp: In member function 'boolean WIFIUNO::confMux(boolean)':

sketch\uartWIFIUNO - Copy.cpp:704:27: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true )

^

sketch\uartWIFIUNO - Copy.cpp: In member function 'boolean WIFIUNO::Send(String)':

sketch\uartWIFIUNO - Copy.cpp:833:26: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find(">")==true )

^

sketch\uartWIFIUNO - Copy.cpp: In member function 'boolean WIFIUNO::Send(byte, String)':

sketch\uartWIFIUNO - Copy.cpp:889:26: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find(">")==true )

^

sketch\uartWIFIUNO.cpp: In member function 'bool WIFIUNO::begin()':

sketch\uartWIFIUNO.cpp:27:32: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

result = _cell.find("eady");

^

sketch\uartWIFIUNO.cpp: In member function 'void WIFIUNO::Reset()':

sketch\uartWIFIUNO.cpp:231:33: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("eady")==true)

^

sketch\uartWIFIUNO.cpp: In member function 'boolean WIFIUNO::confJAP(String, String)':

sketch\uartWIFIUNO.cpp:426:31: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true)

^

sketch\uartWIFIUNO.cpp: In member function 'boolean WIFIUNO::quitAP()':

sketch\uartWIFIUNO.cpp:448:31: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true)

^

sketch\uartWIFIUNO.cpp: In member function 'boolean WIFIUNO::confSAP(String, String, byte, byte)':

sketch\uartWIFIUNO.cpp:514:31: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true )

^

sketch\uartWIFIUNO.cpp: In member function 'boolean WIFIUNO::confMux(boolean)':

sketch\uartWIFIUNO.cpp:617:31: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find("OK")==true )

^

sketch\uartWIFIUNO.cpp: In member function 'boolean WIFIUNO::Send(String)':

sketch\uartWIFIUNO.cpp:736:30: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find(">")==true )

^

sketch\uartWIFIUNO.cpp: In member function 'boolean WIFIUNO::Send(byte, String)':

sketch\uartWIFIUNO.cpp:787:30: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

if(_cell.find(">")==true )

^

_4_channel_relay.ino (3.35 KB)

ESP8266.cpp (15.4 KB)

ESP8266.h (13.4 KB)

keywords.txt (1.1 KB)

uartWIFIUNO - Copy.cpp (24.3 KB)

uartWIFIUNO.cpp (27.8 KB)

uartWIFIUNO.h (3.65 KB)

WIFIUNO.cpp (24.3 KB)

Can you filter out the warnings and just show us the error messages?