rails42.gemfile in better_errors-2.9.0

- old
+ new

@@ -2,8 +2,9 @@
 
 gem "rails", "~> 4.2.0"
 gem 'nokogiri', RUBY_VERSION < '2.1' ? '~> 1.6.0' : '>= 1.7'
 gem 'i18n', '< 1.5.2' if RUBY_VERSION < '2.3'
 
-gem 'coveralls', require: false
+gem 'simplecov',      require: false
+gem 'simplecov-lcov', require: false
 
 gemspec path: "../"