[Ráfaga] Nº249: snow, quakes, bestof, urban, movies

[Jorge Sanz]

* @atlefren Leaflet plugin to add snow to your maps, via @realivansanchez
  http://www.norkart.no/snow-globe-cartography-norsk-opensource-sno-i-tyskland/

* Oklahoma schools risk map, a geospatial tutorial via @realivansanchez
  http://2015.padjo.org/tutorials/mapping/077-ok-schools-quakes/?

* Another first part review of the best 2015 interactive maps via
@realivansanchez
  http://homepage.ntlworld.com/keir.clarke/2015.htm

* Global urban transformation, cities growth over the last 65 years
  http://citygeographics.org/2015/12/09/mapping-the-global-urban-transformation/

* 10 movies where maps are the main character
  http://360.here.com/2015/12/08/10-films-where-maps-play-a-starring-role/

Raf (with the much appreciated Ivan's assistance)