Updated DKCamera.
Updated DKCamera.

zhangao0086/DKImagePickerController,jpipard/DKImagePickerController,North-American-Signs/DKImagePickerController,metasmile/DKImagePickerController,gorjuspixels/DKImagePickerController,North-American-Signs/DKImagePickerController,zhangao0086/DKImagePickerController,jpipard/DKImagePickerController,gorjuspixels/DKImagePickerController,metasmile/DKImagePickerController