newlib upgraded from 2.0.0 to 2.1.0
The JTAG speed was not right. Added more tested speeds.
Other minor amendments.
UsToSysTickCount() renamed to UsToCpuClockTickCount().
Minor amendment in call to uart_disable_interrupt(), the compiled binary does not actually change.
Tested against Atmel Software Framework version 3.14.0.86.
Binary version 1.1.2 released.