replace spaces with underscore in the file name and selector
Merge pull request #955 from simod/issue-747

replace spaces with underscore in the file name and selector
Merge branch 'master' of https://github.com/GeoNode/geonode

# By Simone Dalmasso
# Via Ariel Núñez (1) and Simone Dalmasso (1)
* 'master' of https://github.com/GeoNode/geonode:
  replace spaces with underscore in the file name and selector