initial commit
do refactoring
AddTitleActivity & InvisiblePartnerActivityTextarea
AddListActivity
make a comment todo list
add PNGfile and Loding lesson_data
ChangeTabUI & LoadingLessonDataMessage
Delete unnecessary pictures
change Animation
add title design
change answerCheck
make ImageInEdit
add bo-ningen ver.
make a Todo List
check mistaken motions
add picture & change text color
rename image & change StringCommandExecutor.run method
make AlertDialog
change player screen layout & dialog
change dialog message