Merge from develop

.gitlab-ci.yml

README.txt

ci-scripts/conf_files/enb.band13.tm1.50PRB.emtc.conf

cmake_targets/CMakeLists.txt

cmake_targets/at_commands/CMakeLists.txt

cmake_targets/build_ue

cmake_targets/tools/build_helper

cmake_targets/tools/exmimo2_2brxg.lime

cmake_targets/tools/run_ue_s1

common/config/DOC/config.md

common/config/DOC/config/devusage/api.md

common/config/DOC/config/rtusage.md

common/config/config_cmdline.c

common/config/config_load_configmodule.c

common/config/config_load_configmodule.h

common/config/config_userapi.c

common/config/config_userapi.h

common/utils/LOG/log.c

common/utils/LOG/log.h

common/utils/T/T.c