[NUCLEO_F030R8] add I2C slave, enhance clock settings
fix prescaler settings
[NUCLEO_F030R8] modif in device.h to enable I2C slave and SPI slave
[NUCLEO_F103RB] Remove PD_0/PD_1 pins

These pins are not present in the 64 pins package.
I2C NAK fix
Added LPC2368 to SD card and TMP102 tests
Added new test NET_14 - datagram PHY/data layer benchmark
Updated test MBED_A4 (i2c_TMP102) with LPC2368 target
Added TARGET_NUCLEO_L152RE define to EEPROM test
Added TARGET_NUCLEO_L152RE define to Ticker 2 test
Added TARGET_NUCLEO_L152RE define to Timer us test
Added TARGET_NUCLEO_L152RE define to Timeout test
Small updates to udp phy link test
Added NUCLEO_F103RB, NUCLEO_L152RE, NUCLEO_F302R8, NUCLEO_F030R8, NUCLEO_F401RE defines to timer tests. Fixed bug related to Nucleo not responding to singletest.py test execution