Followed coding convention.
Followed coding convention.

replaced self.applicationActivities with _applicationActivities

shenhzou654321/FSImageViewer,ListFranz/FSImageViewer,tooploox/FSImageViewer,imjerrybao/FSImageViewer,yichizhang/FSImageViewer,iwakevin/FSImageViewer,x2on/FSImageViewer,harlanhaskins/FSImageViewer,Voxer/FSImageViewer,arsalananwar/FSImageViewer