add pictures of background and buttons
change iPhone to iPad
add microphone button and background
add frameworks: AVFoudation and AudioToolbox
add third framework: OpenEars
add acoustic model: chinese
add test speech recognize for english
add IBActions for controling start and stop listening
fix bug of AcousticModelChinese for language model generator lokk up list
add core bluetooth
change language of speech recognition
rename: image's icon to button
update chinese generator model
add emotion recognition when user is speaking
lock landscape
fix bug for recognize word
add push one led's color