added getTeacger(image) and getThumbTeacher(image) methods
optimized imports
optimized imports
added teacher tiles and actions , also made image and video is null case for deleting  image and video, taht case the data made were null
added the cash cases with default values
optimized imports
removed zip file allowing for plupload and added another img and video types
added gif image type
optimized imports
added polar  and tab selected actions
added selected actions
optimized comments
added  tab selectingactions
added tacher tab
optimized imports
optimized comments
optimized anusable functions
resized image
home, teacher, history text added
optimized comments