fixed compile warnings
fixed compile warnings

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