[#7] Remove spatial_query_widget from setup
[#19] Extract thumbnail from ISO documents
[#20] Flag datasets created via the spatial harvesters via a generic extra
[#15] Reenable the Solr backend

It can be used against CKAN core 2.0.1

Conflicts:

	ckanext/spatial/plugin.py
[#15] Check CKAN version when using the Solr Search backend
[#22] No need to add `resource_proxy_enabled` to config
[#22] More details about resource_proxy
[#21] Add basic GeoJSON preview and fix set up of wms preview
[#21] Add properties information to popup, lighter style
[#21] Add GeoJSON preview docs
[#21] show object in popup, fix layout
[#21] Fix i18n calls

All the 'self' on the 'showError' function should be 'this', otherwise you
will refer to the window. Also 'this.i18n' assumes an 'i18n' key in the
module options. Looks like you are trying to pass some variables to the
string template, note the sprintf-like syntax.
[#21] Make popup table match the rest of CKAN tables
[#21] Add geojson previewer to index
[#31] Check if sort parameter exists
[#28] Fix function name
[#32] Do not set height to avoid scrollbars if container is less than 600px
[#26] Fix broken markers on debug mode
[#27] Remove spatial_query_widget mention from README
[#29] Use new precedence feature for previews.