Update schema.rb
To solve this:
$ bundle exec rake db:setup RAILS_ENV=production
-- create_table("orgas", {:force=>:cascade})
rake aborted!
ActiveRecord::StatementInvalid: Mysql2::Error: BLOB/TEXT column 'tags' can't have a default value: CREATE TABLE orgas
(id
int(11) auto_increment PRIMARY KEY, region_id
int(11) DEFAULT 0 NOT NULL, department
varchar(4) DEFAULT '0' NOT NULL, name
varchar(255) DEFAULT '' NOT NULL, url
varchar(255) DEFAULT '' NOT NULL, city
varchar(255) DEFAULT '', kind_id
int(11), feed
varchar(255), contact
varchar(255), submitter
varchar(255), moderated
tinyint(1) DEFAULT 0, submission_time
datetime, decision_time
datetime, secret
varchar(255), deleted
tinyint(1) DEFAULT 0 NOT NULL, active
tinyint(1) DEFAULT 1 NOT NULL, description
text, created_at
datetime, updated_at
datetime, tag
text, tags
text DEFAULT '', diaspora
text, object_changes
text, place_name
text, address
text, latitude
float, longitude
float) ENGINE=InnoDB
...
Mysql2::Error: BLOB/TEXT column 'tags' can't have a default value