Kenji Arai / Mbed 2 deprecated GR-PEACH_test_on_rtos_works_well

use mbed-src latest version and everything works well. RTC is also fine.

Dependencies:   L3GD20 LIS3DH TextLCD mbed-rtos mbed

Use standard library mbed & mbed-rtos (GR-PEACH can run without mbed-src and special mbed-rtos).

Diff: mbed-rtos-v60-pre.lib

Revision:
8:4006b111c0d4
Parent:
5:dccdaaa1e57b