Note: this commit is work in progress. Contains initial integration of NFAPI data structures which are tested for TX path. RX path to follow.

- RBs set to 25
- disable SRS

Many variables were changed that should not have been changed.

Conflicts:
	openair1/PHY/INIT/lte_init.c
	openair1/PHY/LTE_TRANSPORT/dlsch_modulation.c
	openair1/PHY/LTE_TRANSPORT/power_control.c

TODO add option to conf2uedata and adapt script

fixes for precoding (turning off if nb_antennas_tx=1), configuration files, timing advance with 3/4 sampling on 20 MHz, logging in MAC