v0.2

Changelog:

• Draw crossings and traffic calming only from Z18 (was Z17 before).
• Lighter farmland color, better distinction between meadows and wood colors.
• Higher contrast for names and minor roads.
• Slightly fade footway and bridleway
• Buildings were semi-transparent, resulting in greenish buildings in wooden
  areas. This is fixed.
• No longer render tunnel waterways.
• Render bicycle routes labels above ferry routes labels.
• Fix incorrect rendering of some area labels (was appearing at one of the
  area point).
• Now rendering highway=path with bicycle=designated almost as a
  cycleway and if there is segregated=yes, then as a cycleway with a
  footway border.
• Fix for missing oneway arrow on highway=path with a oneway:bicycle=yes
• Footways/pedestrian/tracks/paths are rendered on top of major highways,
  see #154.