Add configuration script for Windows builds
example.go: Render Europe in EPSG:4326 to memory and save the blob
Rendering to memory, zooming to bounding box and autoload of fonts
On windows the intermediate DLL is moved to the mapnik folders
Add method to get projection from a map
Method for setting buffer size for map
Finalized demo that does the same as OSM generate_tiles.py
Use Go channels for generator and renderer
Updating mapnik-c-api source
Adding Mbtiles and TileServer
Support for multiple tile layers
Adding HTML map for tile server demo
Moving go files that do not call the C-API directly into own package
Added documentation