add vector checksum for lpc11u24 and lpc1114
add I2C pins name to Arch and Arch Pro
[NUCLEO_F030R8] Change PWM_OUT label

PB_3 does not support pwm out.
[K64F] Fix PWM implementation

Also change the pin for the PWM LED test.
[K64F] Ensure immediate update of CnV register in FTM

Also changed pin assignment for the PWM test.
Fix K64F compiler name in build_release.py
Fix synchronization script
Merge pull request #250 from xiongyihui/master

add I2C pins name and vector checksum
Merge pull request #256 from bcostm/master

[NUCLEO_F030R8] Change PWM_OUT label