Updated library version

Merge pull request ARMmbed#185 from tkuyucu/master

nrf-mbed merge

Merge pull request ARMmbed#184 from oliviermartin/om/fat-sync-file-wh…

…en-writting

libraries/fs: Added logic to transparently sync written file

Fix DAC initialization#

Add Nucleo board reset. Do not release Nordic yet.

Merge pull request ARMmbed#140 from Sissors/master

KL46Z: Added Sleep, LED3 and LED4 definitions, switches

Changed flow control test pin assignments

Added LPC11U35_401 in the list of official builds

Added KL46Z and NUCLEO_F103RB to the official SDK build

Don't build a NUCLEO_F103RB release for now

NUCLEO_F103RB is not yet integrated in the on-line environment, so don't
build a release for it yet.