Required files
fileutils
rspec/core/backtrace_cleaner
rspec/core/ruby_project
rspec/core/formatters/deprecation_formatter.rb
rspec/expectations
test/unit/assertions
ruby-debug
rspec/core/formatters/documentation_formatter
rspec/core/formatters/html_formatter
rspec/core/formatters/text_mate_formatter
rspec/core/formatters/progress_formatter
rspec/core/formatters/json_formatter