fix(olHelpers): Geojson layer reprojection
fix(olHelpers): Geojson layer reprojection

Fixed reprojection error when source data projection is different than
Mercator (EPSG:3857)

gaf-ag/angular-openlayers-directive,tombatossals/angular-openlayers-directive,mikostn/angular-openlayers-directive,mikostn/angular-openlayers-directive,ageblade/angular-openlayers-directive,polesapart/angular-openlayers-directive,TeChn4K/angular-openlayers-directive,birdlifedk/angular-openlayers-directive,claycephas/angular-openlayers-directive,StevenHeinrich/angular-openlayers-directive