Added query to retrieve map.
Reduced map query to get only data in bounding box (see http://wiki.openstreetmap.org/wiki/Overpass_API#The_map_query).
Updated readme.
Merge remote-tracking branch 'mvexel/master' into feature/queries
Merge remote-tracking branch 'mvexel/master' into feature/queries
Added auto-import for queries and updated readme accordingly.
Merge pull request #13 from itiboi/feature/queries

Simple queries