Skype's updating its app for iOS again and, this time, it's more about fixing what's broken, than adding new features. So, users that rush to install this version 4.5 update won't find any new animated emoticons or editing capabilities baked-in, but they will be in store for a more stable build of the popular messaging service. On deck are fixes for instant message threading (so your conversations appear in the proper order), auto-recovery for dropped