Add --disable-hardware-dependency flag to avoid hardware need when compiling OAI.
For the momment it avoids to flash bladeRF hardware

There are a lot of case where the build scripts fails. Despite this, the
build script happily continue to the end and tells "Successfully built
xxxx".
This fix ensure the build stops early with the first error message on the
bottom of the log.

The unit simulators may still need some checks.

fixed mbmssim compilation issue
one more fix for build script sudo usage

make changes to use the fronthaul configuration parameters - updates to rrh_gw.c and eNB_transport.c wrt to changes in openair0_device struct

update CMakelists.txt - update build_oai (add checks for args validity , minor update to linked libraries)

build_oai script and cmake updated - rf device and transport protocol libraries are dynamically linked Note: EXMIMO not supported yet (even though compilation is successful)