removes standalone_migrations, lazily creating DBs in tests

Gemfile

@@ -26,7 +26,6 @@ group :development do
   gem 'mysql'
   gem 'mysql2'
   gem 'pg'
-  gem "standalone_migrations" # https://github.com/thuss/standalone-migrations
 end
 
 group :test do

Gemfile.lock

@@ -178,9 +178,6 @@ GEM
     sqlite3 (1.3.6)
     sqlite3-ruby (1.3.3)
       sqlite3 (>= 1.3.3)
-    standalone_migrations (1.0.10)
-      activerecord (>= 3)
-      rake
     stringex (1.1.0)
     thor (0.15.4)
     tilt (1.3.3)
@@ -215,5 +212,4 @@ DEPENDENCIES
   ruby-debug
   sequel (~> 3.21.0)
   sqlite3-ruby
-  standalone_migrations
   tzinfo

Rakefile

@@ -34,9 +34,6 @@ RSpec::Core::RakeTask.new(:rcov) do |spec|
   spec.rcov = true
 end
 
-
-require 'tasks/standalone_migrations'
-
 begin
   require 'cucumber/rake/task'
   Cucumber::Rake::Task.new(:features)