made a small change to enable the cell to be used in iOS 6
made the delete button hidden before creating the rasterized image of the dragged cell so that delete button image shouldn't be visible on the dragged view while dragging
made the delete button hidden before creating the rasterized image of the dragged cell so that delete button image shouldn't be visible on the dragged view while dragging
Merge pull request #8 from gauravlnx/master

iOS 6 compatibility and UICollectionViewCell (OCAEditableCollectionViewFlowLayoutCell) appearance update while dragging