fix TextGridLayer
MapEventLayer: take over gesture detection after double tap
add OSM datatypes
add OverpassAPI loader
rename RenderOverlay -> RenderLayer
Merge branch 'master' of git@github.com:opensciencemap/vtm-android.git
fixup
rename -> getLayerManager
remove tilesChanged parameter of RenderLayer.update as there is no more global tile layer
- fix PathOverlay update