templates/flights/map: add overview title
templates/flights/map: add overview title

kerel-fs/skylines,RBE-Avionik/skylines,TobiasLohner/SkyLines,kerel-fs/skylines,skylines-project/skylines,Turbo87/skylines,skylines-project/skylines,TobiasLohner/SkyLines,Harry-R/skylines,shadowoneau/skylines,kerel-fs/skylines,Turbo87/skylines,RBE-Avionik/skylines,skylines-project/skylines,Harry-R/skylines,Turbo87/skylines,shadowoneau/skylines,snip/skylines,snip/skylines,RBE-Avionik/skylines,Harry-R/skylines,Turbo87/skylines,RBE-Avionik/skylines,TobiasLohner/SkyLines,skylines-project/skylines,Harry-R/skylines,snip/skylines,shadowoneau/skylines,shadowoneau/skylines