Add doxygen for ttrace APIs
Add doxygen for ttrace APIs

heejin-kim/TizenRT,jeongarmy/TizenRT,lokeshbv/TizenRT,pillip8282/TizenRT,EunBongSong/TizenRT,shivgarg/TizenRT,jeongarmy/TizenRT,Parkjihooni6186/TizenRT,Samsung/TizenRT,davidfather/TizenRT,jeongchanKim/TizenRT,heejin-kim/TizenRT,shivgarg/TizenRT,an4967/TizenRT,Samsung/TizenRT,lokeshbv/TizenRT,jeongchanKim/TizenRT,heejin-kim/TizenRT,HONGCHAEHEE/TizenRT,junmin-kim/TizenRT,sunghan-chang/TizenRT,jeongchanKim/TizenRT,jsdosa/TizenRT,shivgarg/TizenRT,junmin-kim/TizenRT,jsdosa/TizenRT,Samsung/TizenRT,sangwon03/TizenRT,lokeshbv/TizenRT,JeongJunSik/TizenRT,JeongJunSik/TizenRT,pillip8282/TizenRT,an4967/TizenRT,sangwon03/TizenRT,junmin-kim/TizenRT,btheosam/TizenRT,sunghan-chang/TizenRT,jeongarmy/TizenRT,jsdosa/TizenRT,yashwanth686007/TizenRTOS,junmin-kim/TizenRT,sangwon03/TizenRT,yashwanth686007/TizenRTOS,EunBongSong/TizenRT,yashwanth686007/TizenRTOS,chanijjani/TizenRT,Samsung/TizenRT,EunBongSong/TizenRT,davidfather/TizenRT,yashwanth686007/TizenRTOS,btheosam/TizenRT,JeongJunSik/TizenRT,btheosam/TizenRT,jsdosa/TizenRT,junmin-kim/TizenRT,sunghan-chang/TizenRT,chanijjani/TizenRT,jeongchanKim/TizenRT,jeongarmy/TizenRT,sangwon03/TizenRT,HONGCHAEHEE/TizenRT,HONGCHAEHEE/TizenRT,sangwon03/TizenRT,yashwanth686007/TizenRTOS,jeongchanKim/TizenRT,chanijjani/TizenRT,EunBongSong/TizenRT,HONGCHAEHEE/TizenRT,JeonginKim/TizenRT,an4967/TizenRT,pillip8282/TizenRT,junmin-kim/TizenRT,jeongarmy/TizenRT,an4967/TizenRT,davidfather/TizenRT,yashwanth686007/TizenRTOS,Samsung/TizenRT,lokeshbv/TizenRT,JeongJunSik/TizenRT,JeonginKim/TizenRT,heejin-kim/TizenRT,JeonginKim/TizenRT,jeongchanKim/TizenRT,btheosam/TizenRT,btheosam/TizenRT,jsdosa/TizenRT,davidfather/TizenRT,pillip8282/TizenRT,an4967/TizenRT,pillip8282/TizenRT,davidfather/TizenRT,HONGCHAEHEE/TizenRT,JeonginKim/TizenRT,chanijjani/TizenRT,an4967/TizenRT,btheosam/TizenRT,sunghan-chang/TizenRT,heejin-kim/TizenRT,sunghan-chang/TizenRT,EunBongSong/TizenRT,heejin-kim/TizenRT,chanijjani/TizenRT,sangwon03/TizenRT,jsdosa/TizenRT,lokeshbv/TizenRT,JeongJunSik/TizenRT,shivgarg/TizenRT,jeongarmy/TizenRT,sunghan-chang/TizenRT,HONGCHAEHEE/TizenRT,junmin-kim/TizenRT,pillip8282/TizenRT,jsdosa/TizenRT,sunghan-chang/TizenRT,Samsung/TizenRT,JeonginKim/TizenRT,JeongJunSik/TizenRT,jeongarmy/TizenRT,chanijjani/TizenRT,jeongchanKim/TizenRT,Parkjihooni6186/TizenRT,Parkjihooni6186/TizenRT,pillip8282/TizenRT,shivgarg/TizenRT,chanijjani/TizenRT,Parkjihooni6186/TizenRT,davidfather/TizenRT,davidfather/TizenRT,Parkjihooni6186/TizenRT,an4967/TizenRT,Samsung/TizenRT,lokeshbv/TizenRT,JeonginKim/TizenRT,Parkjihooni6186/TizenRT,shivgarg/TizenRT,EunBongSong/TizenRT