Modified the content of the CameraAPI
Merge pull request #31 from dolob-mrmr/zhihao

Zhihao
Merge pull request #32 from dolob-mrmr/zhihao

updated class diagram 8/10/14
Merge pull request #33 from dolob-mrmr/zhihao

updated usecase diagram 8/10/14 4pm
edited cameraAPI mod
Merge remote-tracking branch 'origin/master' into vincent
redit the cameraAPI
Merge pull request #29 from dolob-mrmr/vincent

Modified the content of the CameraAPI
Merge pull request #34 from dolob-mrmr/master

111014
Merge pull request #35 from dolob-mrmr/hamzah

Merge pull request #34 from dolob-mrmr/master
finalised usecase diagram. updated usecase desription