fixed --single-thread flag (when not set)

openair1/PHY/LTE_TRANSPORT/dlsch_coding.c

openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c

openair1/SCHED/phy_procedures_lte_ue.c

openair2/LAYER2/MAC/eNB_scheduler_primitives.c

openair2/RRC/LITE/L2_interface.c

openair2/UTIL/LOG/vcd_signal_dumper.c

openair2/UTIL/LOG/vcd_signal_dumper.h

...S/GENERIC-LTE-EPC/CONF/enb.band7.tm1.100PRB.usrpb210.conf

...TS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.50PRB.usrpb210.conf

targets/RT/USER/lte-enb.c