[ios] Improved code according to Apple’s Guidelines and probably avoiding some crashes at the end of file download.
[ios] Improved code according to Apple’s Guidelines and probably avoiding some crashes at the end of file download.

igrechuhin/omim,guard163/omim,milchakov/omim,Komzpa/omim,rokuz/omim,VladiMihaylenko/omim,AlexanderMatveenko/omim,igrechuhin/omim,milchakov/omim,milchakov/omim,Endika/omim,krasin/omim,65apps/omim,albertshift/omim,Transtech/omim,mgsergio/omim,AlexanderMatveenko/omim,Endika/omim,dobriy-eeh/omim,therearesomewhocallmetim/omim,vladon/omim,wersoo/omim,mgsergio/omim,vng/omim,kw217/omim,sidorov-panda/omim,simon247/omim,TimurTarasenko/omim,kw217/omim,yunikkk/omim,Zverik/omim,mgsergio/omim,vasilenkomike/omim,Saicheg/omim,VladiMihaylenko/omim,UdjinM6/omim,vladon/omim,UdjinM6/omim,therearesomewhocallmetim/omim,dobriy-eeh/omim,Komzpa/omim,Transtech/omim,felipebetancur/omim,felipebetancur/omim,trashkalmar/omim,matsprea/omim,Zverik/omim,UdjinM6/omim,mpimenov/omim,vng/omim,dkorolev/omim,darina/omim,simon247/omim,TimurTarasenko/omim,felipebetancur/omim,Zverik/omim,syershov/omim,wersoo/omim,matsprea/omim,UdjinM6/omim,bykoianko/omim,dkorolev/omim,UdjinM6/omim,alexzatsepin/omim,vladon/omim,mpimenov/omim,mapsme/omim,mpimenov/omim,andrewshadura/omim,augmify/omim,vladon/omim,kw217/omim,Saicheg/omim,alexzatsepin/omim,Transtech/omim,Endika/omim,krasin/omim,albertshift/omim,VladiMihaylenko/omim,yunikkk/omim,bykoianko/omim,stangls/omim,vasilenkomike/omim,Saicheg/omim,goblinr/omim,vladon/omim,Saicheg/omim,alexzatsepin/omim,bykoianko/omim,syershov/omim,vasilenkomike/omim,simon247/omim,Endika/omim,alexzatsepin/omim,dkorolev/omim,albertshift/omim,sidorov-panda/omim,mapsme/omim,ygorshenin/omim,sidorov-panda/omim,Transtech/omim,Volcanoscar/omim,alexzatsepin/omim,alexzatsepin/omim,dobriy-eeh/omim,therearesomewhocallmetim/omim,ygorshenin/omim,wersoo/omim,matsprea/omim,victorbriz/omim,VladiMihaylenko/omim,goblinr/omim,gardster/omim,Zverik/omim,ygorshenin/omim,kw217/omim,mapsme/omim,rokuz/omim,gardster/omim,Zverik/omim,bykoianko/omim,VladiMihaylenko/omim,andrewshadura/omim,matsprea/omim,Komzpa/omim,Zverik/omim,felipebetancur/omim,Volcanoscar/omim,dobriy-eeh/omim,ygorshenin/omim,dkorolev/omim,krasin/omim,goblinr/omim,mapsme/omim,darina/omim,stangls/omim,gardster/omim,AlexanderMatveenko/omim,felipebetancur/omim,augmify/omim,jam891/omim,programming086/omim,kw217/omim,felipebetancur/omim,dkorolev/omim,sidorov-panda/omim,edl00k/omim,victorbriz/omim,victorbriz/omim,victorbriz/omim,AlexanderMatveenko/omim,mapsme/omim,andrewshadura/omim,gardster/omim,jam891/omim,AlexanderMatveenko/omim,rokuz/omim,lydonchandra/omim,dobriy-eeh/omim,matsprea/omim,simon247/omim,krasin/omim,ygorshenin/omim,guard163/omim,Saicheg/omim,guard163/omim,darina/omim,mgsergio/omim,UdjinM6/omim,wersoo/omim,Transtech/omim,VladiMihaylenko/omim,milchakov/omim,augmify/omim,dobriy-eeh/omim,syershov/omim,Zverik/omim,syershov/omim,stangls/omim,dobriy-eeh/omim,therearesomewhocallmetim/omim,dkorolev/omim,65apps/omim,mgsergio/omim,alexzatsepin/omim,Endika/omim,VladiMihaylenko/omim,milchakov/omim,victorbriz/omim,Endika/omim,programming086/omim,bykoianko/omim,therearesomewhocallmetim/omim,edl00k/omim,victorbriz/omim,vasilenkomike/omim,jam891/omim,edl00k/omim,felipebetancur/omim,syershov/omim,darina/omim,simon247/omim,trashkalmar/omim,ygorshenin/omim,krasin/omim,AlexanderMatveenko/omim,trashkalmar/omim,vng/omim,simon247/omim,dkorolev/omim,wersoo/omim,vladon/omim,programming086/omim,dkorolev/omim,Zverik/omim,andrewshadura/omim,trashkalmar/omim,dobriy-eeh/omim,felipebetancur/omim,Endika/omim,ygorshenin/omim,sidorov-panda/omim,vasilenkomike/omim,darina/omim,programming086/omim,rokuz/omim,mapsme/omim,trashkalmar/omim,albertshift/omim,Komzpa/omim,victorbriz/omim,goblinr/omim,augmify/omim,lydonchandra/omim,andrewshadura/omim,syershov/omim,stangls/omim,mpimenov/omim,Saicheg/omim,matsprea/omim,igrechuhin/omim,edl00k/omim,goblinr/omim,goblinr/omim,Transtech/omim,VladiMihaylenko/omim,Komzpa/omim,VladiMihaylenko/omim,trashkalmar/omim,augmify/omim,sidorov-panda/omim,jam891/omim,Transtech/omim,Transtech/omim,TimurTarasenko/omim,krasin/omim,sidorov-panda/omim,Endika/omim,vng/omim,edl00k/omim,yunikkk/omim,kw217/omim,AlexanderMatveenko/omim,milchakov/omim,Volcanoscar/omim,yunikkk/omim,augmify/omim,yunikkk/omim,krasin/omim,Saicheg/omim,vng/omim,alexzatsepin/omim,mgsergio/omim,65apps/omim,mgsergio/omim,andrewshadura/omim,mgsergio/omim,vasilenkomike/omim,augmify/omim,victorbriz/omim,jam891/omim,dobriy-eeh/omim,jam891/omim,bykoianko/omim,wersoo/omim,mapsme/omim,simon247/omim,therearesomewhocallmetim/omim,65apps/omim,mpimenov/omim,Volcanoscar/omim,victorbriz/omim,UdjinM6/omim,guard163/omim,TimurTarasenko/omim,mapsme/omim,Volcanoscar/omim,65apps/omim,syershov/omim,yunikkk/omim,darina/omim,programming086/omim,stangls/omim,syershov/omim,UdjinM6/omim,TimurTarasenko/omim,stangls/omim,Zverik/omim,milchakov/omim,simon247/omim,darina/omim,albertshift/omim,ygorshenin/omim,ygorshenin/omim,guard163/omim,trashkalmar/omim,gardster/omim,milchakov/omim,darina/omim,syershov/omim,bykoianko/omim,alexzatsepin/omim,yunikkk/omim,Komzpa/omim,krasin/omim,gardster/omim,Saicheg/omim,vasilenkomike/omim,programming086/omim,kw217/omim,darina/omim,mapsme/omim,gardster/omim,TimurTarasenko/omim,sidorov-panda/omim,goblinr/omim,andrewshadura/omim,victorbriz/omim,TimurTarasenko/omim,albertshift/omim,rokuz/omim,Zverik/omim,guard163/omim,alexzatsepin/omim,65apps/omim,mapsme/omim,albertshift/omim,trashkalmar/omim,yunikkk/omim,milchakov/omim,jam891/omim,albertshift/omim,programming086/omim,VladiMihaylenko/omim,alexzatsepin/omim,lydonchandra/omim,edl00k/omim,guard163/omim,felipebetancur/omim,rokuz/omim,rokuz/omim,darina/omim,Volcanoscar/omim,darina/omim,Komzpa/omim,VladiMihaylenko/omim,albertshift/omim,goblinr/omim,TimurTarasenko/omim,AlexanderMatveenko/omim,igrechuhin/omim,UdjinM6/omim,augmify/omim,dobriy-eeh/omim,matsprea/omim,Transtech/omim,krasin/omim,stangls/omim,milchakov/omim,goblinr/omim,krasin/omim,igrechuhin/omim,simon247/omim,gardster/omim,lydonchandra/omim,trashkalmar/omim,VladiMihaylenko/omim,vladon/omim,TimurTarasenko/omim,vng/omim,rokuz/omim,stangls/omim,gardster/omim,therearesomewhocallmetim/omim,UdjinM6/omim,jam891/omim,mpimenov/omim,vasilenkomike/omim,65apps/omim,igrechuhin/omim,programming086/omim,igrechuhin/omim,therearesomewhocallmetim/omim,vng/omim,wersoo/omim,jam891/omim,syershov/omim,milchakov/omim,therearesomewhocallmetim/omim,wersoo/omim,dobriy-eeh/omim,rokuz/omim,Komzpa/omim,albertshift/omim,andrewshadura/omim,milchakov/omim,Volcanoscar/omim,Endika/omim,mgsergio/omim,Komzpa/omim,lydonchandra/omim,AlexanderMatveenko/omim,kw217/omim,matsprea/omim,mpimenov/omim,edl00k/omim,dkorolev/omim,goblinr/omim,andrewshadura/omim,guard163/omim,Endika/omim,trashkalmar/omim,darina/omim,trashkalmar/omim,vladon/omim,vladon/omim,bykoianko/omim,Volcanoscar/omim,bykoianko/omim,rokuz/omim,alexzatsepin/omim,65apps/omim,edl00k/omim,mgsergio/omim,edl00k/omim,vng/omim,vng/omim,mapsme/omim,bykoianko/omim,mpimenov/omim,vladon/omim,alexzatsepin/omim,lydonchandra/omim,syershov/omim,andrewshadura/omim,kw217/omim,igrechuhin/omim,igrechuhin/omim,mapsme/omim,augmify/omim,dobriy-eeh/omim,sidorov-panda/omim,Volcanoscar/omim,mgsergio/omim,goblinr/omim,bykoianko/omim,yunikkk/omim,mpimenov/omim,jam891/omim,sidorov-panda/omim,gardster/omim,augmify/omim,Zverik/omim,stangls/omim,dkorolev/omim,Saicheg/omim,Volcanoscar/omim,TimurTarasenko/omim,mpimenov/omim,65apps/omim,rokuz/omim,matsprea/omim,ygorshenin/omim,Transtech/omim,simon247/omim,syershov/omim,goblinr/omim,Zverik/omim,dobriy-eeh/omim,Komzpa/omim,rokuz/omim,goblinr/omim,kw217/omim,stangls/omim,lydonchandra/omim,igrechuhin/omim,felipebetancur/omim,vasilenkomike/omim,darina/omim,ygorshenin/omim,Transtech/omim,mpimenov/omim,bykoianko/omim,wersoo/omim,mpimenov/omim,lydonchandra/omim,mgsergio/omim,programming086/omim,Saicheg/omim,trashkalmar/omim,lydonchandra/omim,yunikkk/omim,mpimenov/omim,vasilenkomike/omim,bykoianko/omim,therearesomewhocallmetim/omim,Zverik/omim,rokuz/omim,mapsme/omim,edl00k/omim,syershov/omim,guard163/omim,65apps/omim,programming086/omim,matsprea/omim,yunikkk/omim,AlexanderMatveenko/omim,milchakov/omim,ygorshenin/omim,guard163/omim,vng/omim,65apps/omim,stangls/omim,lydonchandra/omim,Transtech/omim,wersoo/omim,VladiMihaylenko/omim