Fixed some warnings and removed redundant files.

cmake_targets/CMakeLists.txt

cmake_targets/build_oai

nfapi/open-nFAPI/nfapi/src/nfapi_p7.c

nfapi/open-nFAPI/pnf/src/pnf_p7.c

nfapi/open-nFAPI/pnf/src/pnf_p7_interface.c

openair1/PHY/INIT/defs.h

openair1/PHY/LTE_TRANSPORT/pucch.c

openair1/PHY/LTE_TRANSPORT/sldch.c

openair1/PHY/LTE_TRANSPORT/slsch.c

openair1/PHY/defs.h

openair1/SCHED/phy_procedures_lte_eNb.c

openair1/SCHED/phy_procedures_lte_ue.c

openair2/ENB_APP/enb_paramdef.h

openair2/LAYER2/MAC/ue_procedures.c

openair2/LAYER2/PDCP_v10.1.0/pdcp.h

openair2/LAYER2/PDCP_v10.1.0/pdcp_fifo.c

openair2/LAYER2/PDCP_v10.1.0/pdcp_proto_extern.h

openair2/PHY_INTERFACE/IF_Module_UE.c

openair2/PHY_INTERFACE/IF_Module_UE.h

openair2/PHY_INTERFACE/phy_stub_UE.c