[OSM-dev] tiles at home - new version, blank sea tiles

[J.D. Schmidt]

OJW skrev:
> Some initial modifications have been made to tiles at home to reduce the impact 
> of all-sea tiles on disk usage, while still allowing coastal areas to be 
> viewed correctly
> 
> * blanksea.png in the tiles at home client has been changed (by Dutch) to a valid 
> PNG of exactly 69 bytes long.  
> * to encourage people to install this change, the version name has been 
> changed. Uploads from old versions have been disabled, so if you can't 
> upload, check you have the latest version of tiles at home client.
> * tiles at home server detects uploads of 67 (blank white land) and 69 (blank 
> blue sea) byte tiles, and puts them in a special database.
> * this database can then be used as a 404-handler for areas where regular map 
> images aren't available.
> 
> More details about the coastline changes (along with some more things that 
> need to occur before its complete):
> 
> http://wiki.openstreetmap.org/index.php/Tiles%40home/Dev/Coastline
> 
> and about the client upgrade:
> 
> http://wiki.openstreetmap.org/index.php/Tiles%40home/Messages
> 
> There's also a wiki page for server status messages now:
> 
> http://wiki.openstreetmap.org/index.php/Tiles%40home/Server
> 
> 
> Regards
> 
> OJW

Also, since the rails port is going live when dev day is over, and the 
API will have changed to 0.4, tilesGen.pl has been updated with the 
changed api version for downloading data.
That means T at H clients need to be updated to Headingley version.

J.D. "Dutch" Schmidt