fastboot: add parameter for unbuffered stderr/stdout

This is useful for writing Windows GUIs that want to parse the output of
fastboot before it exits.

Change-Id: Ic0171fe379fc4db7b65b1501e5f2e771ac7c62c4
Signed-off-by: Florian Bäuerle <florian.bae@gmail.com>
Merge "fastboot: add parameter for unbuffered stderr/stdout"
Liblog: Remove unused function

For build-system CFLAGS clean-up, remove unused function.

Change-Id: I8c28c4bbbadaea6a5b32483e9e220794967bdd4e
Libnetutils: Remove unused functions & variables

For build-system CFLAGS clean-up, remove unused functions and
variables.

Change-Id: I40a78d5a532dc32b53beb1cfc1b7645bab8add16
Merge "Liblog: Remove unused function"
Merge "Libnetutils: Remove unused functions & variables"
Remove unused variable

Change-Id: Ifba91dd93a9c8170f8837c413756554e117be894
Signed-off-by: Bernhard Rosenkränzer <Bernhard.Rosenkranzer@linaro.org>
Merge "Remove unused variable"