delete echo
Merge branch 'master' of https://github.com/MultimediaOn10/t3confinal
Merge branch 'master' of https://github.com/MultimediaOn10/t3confinal
Merge branch 'master' of https://github.com/MultimediaOn10/t3confinal
change skip
Merge branch 'master' of https://github.com/MultimediaOn10/t3confinal
change skip into intro
Merge branch 'master' of https://github.com/MultimediaOn10/t3confinal