Add additional peripherie definitions for ST Nucleo F401RE bord

add UART 2 + 3
add SPI  2 + 3
add I2C  2 + 3

patch SPI 16 bit error
patch extenal cristal value to 8MHz
Add additional peripherie for ST Nucleo F401 board

Add UART  3
Add SPI 2 + 3
Add I2C 2 + 3
change external crystal value to 8MHz
patch SPI 16bit  write bug
Revert "Add additional peripherie for ST Nucleo F401 board"

This reverts commit f973f4c1d717ba90a29033acf2ef0f418587c9b9.
NUCLEO R030R8 16Bit SPI read and write

add 16 bit read and write
Merge pull request #206 from dreschpe/master

Fix SPI 16 Bit for ST Nucleo