Add Spanish translation with minor fixes

init_db.sh

@@ -27,6 +27,7 @@ python3.5 src/manager.py import_shelters_documents data/shelters/documents/
 
 # Import of the translations
 python3.5 src/manager.py import_translation data/translations/sheltersDataTraduction_FR_rev_ED.csv fr
+python3.5 src/manager.py import_translation data/translations/sheltersDataTranslation_ES.csv es
 
 # Create database triggers for materialized view table
 python3.5 src/manager.py create_db_triggers

src/web/views/shelterapiv02.py

@@ -81,7 +81,7 @@ def available_translations():
     result = tree()
     
     subquery = db.session.query(Translation.language_code).group_by(Translation.language_code).subquery()
-    available_languages = db.session.query(func.string_agg(subquery.c.language_code, ';')).first()
+    available_languages = db.session.query(func.array_agg(subquery.c.language_code)).first()
     #for language in available_languages
     result["languages"]= available_languages[0]