<체리픽>local commit : add video files to ImageView
ToDo:
- video file source import
- make combo box : to call video clips
Conflicts:
	Mango/IU/IUMovie.m
<체리픽> insert movie object : done
todo: modify class inspector(movie)
Conflicts:
	Mango/IU/IUMovie.m
<cherrypick >change IUVideo Class Inspector
Conflicts:
	Mango/IU/IUMovie.m
	Mango/ProjectWindow/MGProjectWC.xib
<cherrypick > sample project#2
Conflicts:
	Mango/ProjectWindow/InitWindow/IUInitSampleProjectWC.m
<cherrypick> commit project
Remove warning at XIB
recent doc 코드를 삭제하고  NSDocumentController를 사용함
InitWC의 백그라운드 색깔을 교체
필요없는 코드 삭제
Sampleproject #2 desc 삽입
collection view 삽입
선택 안될시에 NEXT 가는거 막음
우측 버튼들 얼라인