[CORE] cmdmgr: Added support to filter out commands from a command string

Signed-off-by: Anup Patel <anup@brainfault.org>
Merge remote-tracking branch 'upstream/master' into dev_exynos4
[LIBS] netstack: Fixed errt_t for lwIP

Signed-off-by: Anup Patel <anup@brainfault.org>
[LIBS] netstack: Add support for receive timeout in netstack_socket_recv()

Signed-off-by: Anup Patel <anup@brainfault.org>
[ARM] arm-generic-timers: Use CNTFRQ for determining/configuring frequency

Signed-off-by: Anup Patel <anup@brainfault.org>
[TESTS] arm32 basic-test: Remove hard-coding of board addresses from common-code

Signed-off-by: Anup Patel <anup@brainfault.org>
[TESTS] arm32 basic-test: Board specifies number of cpus and conditionally compile SMP code

Signed-off-by: Anup Patel <anup@brainfault.org>
Merge remote-tracking branch 'upstream/master' into dev_exynos4