[SHELL] add ramtest shell command
[ARCH][UART] zynq: flush extended for simlple buffered mode,so that buffer is cleared
[FULLFAT] change in time handling, so that modified/accessed time is updated with each writing of a file
[FS] support of function BT_UTime added, to change file modified/accessed times
[FULLFAT] extension so that file times are written at close only when size has changed or something was written to the file since the last open
[MAIN] debug output of command line added in bt_main
[MACH] zynq,devcfg: wait until fpga is done at cleanup of devcfg interface
[MACH] zynq,devcfg: wait until fpga is done at cleanup of devcfg interface
[UART] tx clear function added for uart interface, flush function corrected for uart, zynq
[OS] bt_main - Corrected setting of stdin from kernel mode.