test/dummy/config/database.yml in acts_as_citable-3.0.0.pre.alpha vs test/dummy/config/database.yml in acts_as_citable-3.0.0

@@ -2,19 +2,22 @@
 #   gem 'activerecord-jdbcsqlite3-adapter'
 #
 # Configure Using Gemfile
 # gem 'activerecord-jdbcsqlite3-adapter'
 #
-development:
+default: &default
   adapter: sqlite3
+
+development:
+  <<: *default
   database: db/development.sqlite3
 
 # Warning: The database defined as "test" will be erased and
 # re-generated from your development database when you run "rake".
 # Do not set this db to the same as development or production.
 test:
-  adapter: sqlite3
+  <<: *default
   database: db/test.sqlite3
 
 production:
-  adapter: sqlite3
+  <<: *default
   database: db/production.sqlite3