API sync (major change)
API sync (major change)

kisel/trex-core,kisel/trex-core,kisel/trex-core,dimagol/trex-core,dimagol/trex-core,kisel/trex-core,dimagol/trex-core,kisel/trex-core,dimagol/trex-core,dimagol/trex-core,dimagol/trex-core,kisel/trex-core