[docs] Clarify usage of REGIONS variable
[docs] Clarify usage of REGIONS variable

kw217/omim,bykoianko/omim,kw217/omim,65apps/omim,dobriy-eeh/omim,yunikkk/omim,stangls/omim,syershov/omim,ygorshenin/omim,syershov/omim,syershov/omim,VladiMihaylenko/omim,rokuz/omim,mpimenov/omim,milchakov/omim,Transtech/omim,65apps/omim,bykoianko/omim,65apps/omim,darina/omim,bykoianko/omim,mapsme/omim,kw217/omim,Transtech/omim,goblinr/omim,darina/omim,dobriy-eeh/omim,ygorshenin/omim,programming086/omim,Endika/omim,goblinr/omim,mapsme/omim,mapsme/omim,stangls/omim,65apps/omim,ygorshenin/omim,VladiMihaylenko/omim,VladiMihaylenko/omim,VladiMihaylenko/omim,bykoianko/omim,bykoianko/omim,trashkalmar/omim,goblinr/omim,gardster/omim,alexzatsepin/omim,ygorshenin/omim,trashkalmar/omim,Transtech/omim,kw217/omim,VladiMihaylenko/omim,goblinr/omim,syershov/omim,AlexanderMatveenko/omim,Endika/omim,ygorshenin/omim,simon247/omim,yunikkk/omim,simon247/omim,AlexanderMatveenko/omim,alexzatsepin/omim,mpimenov/omim,trashkalmar/omim,Transtech/omim,mpimenov/omim,ygorshenin/omim,Endika/omim,rokuz/omim,kw217/omim,gardster/omim,matsprea/omim,simon247/omim,milchakov/omim,yunikkk/omim,rokuz/omim,yunikkk/omim,mpimenov/omim,VladiMihaylenko/omim,Transtech/omim,Endika/omim,darina/omim,stangls/omim,rokuz/omim,alexzatsepin/omim,syershov/omim,kw217/omim,Transtech/omim,mgsergio/omim,VladiMihaylenko/omim,dobriy-eeh/omim,ygorshenin/omim,mpimenov/omim,simon247/omim,Endika/omim,ygorshenin/omim,darina/omim,milchakov/omim,trashkalmar/omim,darina/omim,alexzatsepin/omim,65apps/omim,stangls/omim,milchakov/omim,simon247/omim,yunikkk/omim,darina/omim,rokuz/omim,programming086/omim,dobriy-eeh/omim,AlexanderMatveenko/omim,Zverik/omim,65apps/omim,goblinr/omim,stangls/omim,goblinr/omim,bykoianko/omim,bykoianko/omim,Transtech/omim,VladiMihaylenko/omim,milchakov/omim,Zverik/omim,matsprea/omim,bykoianko/omim,ygorshenin/omim,mapsme/omim,mgsergio/omim,milchakov/omim,trashkalmar/omim,mapsme/omim,darina/omim,mapsme/omim,gardster/omim,yunikkk/omim,rokuz/omim,syershov/omim,syershov/omim,alexzatsepin/omim,VladiMihaylenko/omim,stangls/omim,rokuz/omim,programming086/omim,mgsergio/omim,stangls/omim,mgsergio/omim,Endika/omim,mpimenov/omim,mpimenov/omim,dobriy-eeh/omim,matsprea/omim,alexzatsepin/omim,Transtech/omim,alexzatsepin/omim,AlexanderMatveenko/omim,gardster/omim,Transtech/omim,Zverik/omim,rokuz/omim,mpimenov/omim,dobriy-eeh/omim,matsprea/omim,syershov/omim,Zverik/omim,AlexanderMatveenko/omim,mgsergio/omim,VladiMihaylenko/omim,programming086/omim,rokuz/omim,gardster/omim,milchakov/omim,goblinr/omim,Zverik/omim,mpimenov/omim,mpimenov/omim,stangls/omim,ygorshenin/omim,Zverik/omim,goblinr/omim,milchakov/omim,yunikkk/omim,matsprea/omim,milchakov/omim,darina/omim,trashkalmar/omim,bykoianko/omim,65apps/omim,dobriy-eeh/omim,Zverik/omim,65apps/omim,mapsme/omim,simon247/omim,mapsme/omim,darina/omim,dobriy-eeh/omim,programming086/omim,VladiMihaylenko/omim,programming086/omim,65apps/omim,simon247/omim,milchakov/omim,yunikkk/omim,mgsergio/omim,ygorshenin/omim,trashkalmar/omim,Transtech/omim,rokuz/omim,dobriy-eeh/omim,syershov/omim,stangls/omim,simon247/omim,rokuz/omim,Endika/omim,alexzatsepin/omim,goblinr/omim,matsprea/omim,kw217/omim,dobriy-eeh/omim,mpimenov/omim,milchakov/omim,mpimenov/omim,Transtech/omim,yunikkk/omim,syershov/omim,programming086/omim,mgsergio/omim,AlexanderMatveenko/omim,Zverik/omim,simon247/omim,alexzatsepin/omim,yunikkk/omim,matsprea/omim,mgsergio/omim,stangls/omim,alexzatsepin/omim,gardster/omim,alexzatsepin/omim,Zverik/omim,gardster/omim,gardster/omim,programming086/omim,alexzatsepin/omim,dobriy-eeh/omim,syershov/omim,bykoianko/omim,darina/omim,mapsme/omim,mapsme/omim,65apps/omim,AlexanderMatveenko/omim,milchakov/omim,VladiMihaylenko/omim,mgsergio/omim,mgsergio/omim,kw217/omim,stangls/omim,yunikkk/omim,Zverik/omim,AlexanderMatveenko/omim,trashkalmar/omim,kw217/omim,goblinr/omim,Endika/omim,65apps/omim,programming086/omim,rokuz/omim,mapsme/omim,trashkalmar/omim,dobriy-eeh/omim,kw217/omim,syershov/omim,trashkalmar/omim,mpimenov/omim,goblinr/omim,mapsme/omim,AlexanderMatveenko/omim,trashkalmar/omim,milchakov/omim,syershov/omim,Endika/omim,Endika/omim,goblinr/omim,trashkalmar/omim,mgsergio/omim,dobriy-eeh/omim,darina/omim,bykoianko/omim,programming086/omim,ygorshenin/omim,simon247/omim,Zverik/omim,mgsergio/omim,bykoianko/omim,matsprea/omim,gardster/omim,Transtech/omim,darina/omim,mapsme/omim,darina/omim,Zverik/omim,VladiMihaylenko/omim,AlexanderMatveenko/omim,rokuz/omim,Zverik/omim,gardster/omim,alexzatsepin/omim,goblinr/omim,bykoianko/omim,matsprea/omim,matsprea/omim