Gemfile.mongoid-3.0 in bullet-4.9.0 vs Gemfile.mongoid-3.0 in bullet-4.10.0

@@ -3,12 +3,9 @@
 gemspec
 
 gem 'rails', '~> 3.2.16'
 gem 'sqlite3', platforms: [:ruby]
 gem 'activerecord-jdbcsqlite3-adapter', platforms: [:jruby]
-gem 'mysql2', platforms: [:ruby]
-gem 'activerecord-jdbcmysql-adapter', platforms: [:jruby]
-gem 'activerecord-import'
 gem 'mongoid', '~> 3.0.23'
 
 gem "rspec"
 gem "guard"
 gem "guard-rspec"