Merge branch 'develop_integration_w48' into 'develop'
Develop integration 2018 week 48 See merge request !462 Integration of the following MRs: - MR 448: Missing RRC inactivity timer - MR 458: Adding MAC main config to RRC connection setup - MR 457: Resolving "parallelization not working correctly in phy simulators" - MR 460: Fixing RU DFT initialization