Enhanced error handling, add fields to info.json, fix rendering of visible satellite observation map

• Display error image if download from datapoint fails
• Add any download errors to info.json
• Add datapoint_map_capabilities_url to info.json
• Add original datapoint_url for fetched images to info.json
• Make transparent night area of visible satellite observation map black
• Keep a copy of unprocessed map files (named raw)
• Fix edges of cutout map outline

Greyscale base image for lightning

Use greyscale base map for lightning to improve readability

info.json

Generate info.json for each map. The info.json for a map can be used to dynamically build an HTML web page to host it using, for example, JQuery.

Initial Version

PHP classes to support each of these Met Office DataPoint Weather Maps:

• Infrared satellite
• Lightning strikes
• Precipitation forecast
• Pressure forecast
• Rainfall radar
• Surface pressure charts
• Temperature forecast
• Total cloud cover forecast
• Total cloud cover and precipitation forecast
• Visible satellite