Create gh-pages branch via GitHub
Merge branch 'styles' into gh-pages

Conflicts:
	index.html
Add the openlayers library, and then use that to calculate the area of a catchment area
Tidy up map.js and op2geojson.js
Merge remote-tracking branch 'fodaro/master'

Conflicts:
	resources/map.js
Use capitalisation
Fix overlay only appearing after the map was moved
Merge remote-tracking branch 'fodaro/master'
Begin work on data analysis
Merge remote-tracking branch 'fodaro/master'
Add OSM IDs to polygons returned from op2geojson
Merge remote-tracking branch 'fodaro/master'
Switch to standard OSM tiles
Lots of changes to try and get the village data
Merge remote-tracking branch 'fodaro/master'
Display some not quite yet complete data
Dont just use amenity nodes
Now show population data
Put settlements into one layer, add to control
Improve formatting