Adding missing translations to Czech file
Updating untraslated strings
Switch shadows to dp:dx
Attempt to tweak road shadows
Fix shadows
Fix shadow
Merge pull request #279 from gorn/patch-1

Completing translation of czech strings
Add amenity=clinic to rendering
New icon for barrier=sally_port. Update poi_types.
Add natural=hot_spring to rendering
Add natural=geyser to rendering
Add man_made=observatory and observatory:type=astronomical to rendering
Add natural=sand to rendering
Add leisure=beach_resort to rendering
Add special icon for pyramids
Add waterway=rapids to rendering
Add man_made=silo to rendering
Add bicycle_parking=* to rendering
Add place=farm to rendering. Update poi_types.
Fix place text for new engine