Merge pull request openmaptiles#31 from eva-j/style_for_3.11

Style for OMT 3.11 - garages+dam, water brunnel

Hide POIs with level<>0

Remove center and zoom

Add more boundary levels

Add waterway tunnels

Make all places visible

Show airports

Add lang-fallback.json

Merge pull request openmaptiles#5 from openmaptiles/shields

Add US road shields from OMT v3.5

version 1.0