mapSpain 0.10.0

• Fix a bug on esp_get_prov_siane() when selecting columns #115.
• New argument type in esp_get_comarca(). Now it is possible to extract
  different types of comarcas: Official (IGN), statistical (INE), agrarian or
  livestock comarcas (MAPA).

What's Changed

• More robust column selection on esp_get_prov_siane() by @dieghernan in #116
• Add more sources for comarcas by @dieghernan in #117

Full Changelog: v0.9.2...v0.10.0