Removes unnecessary screenshot helper

Switches timeout based on being on slow CI, or fast dev boxes

- can use Capybara's built in `save_and_open_screenshot`

Gemfile

@@ -144,7 +144,6 @@ group :development do
     gem 'coveralls', require: false
     gem 'capybara-select2', require: false
     gem 'delorean'
-    gem 'launchy', require: false
     gem 'poltergeist'
     gem 'pry-rails'
     gem 'rr'

Gemfile.lock

@@ -627,7 +627,6 @@ DEPENDENCIES
   jsonpath (~> 0.5.6)
   kaminari (~> 0.16.1)
   kramdown (~> 1.3.3)
-  launchy
   letter_opener_web
   liquid (~> 3.0.3)
   listen (~> 3.0.5)

spec/capybara_helper.rb

@@ -2,18 +2,18 @@
 require 'capybara/rails'
 require 'capybara/poltergeist'
 require 'capybara-select2'
-require 'helpers/capybara_poltergeist_screenshot'
+
+CAPYBARA_TIMEOUT = ENV['CI'] == 'true' ? 60 : 5
 
 Capybara.register_driver :poltergeist do |app|
-  Capybara::Poltergeist::Driver.new(app, timeout: 5)
+  Capybara::Poltergeist::Driver.new(app, timeout: CAPYBARA_TIMEOUT)
 end
 
 Capybara.javascript_driver = :poltergeist
-Capybara.default_max_wait_time = 5
+Capybara.default_max_wait_time = CAPYBARA_TIMEOUT
 
 RSpec.configure do |config|
   config.include Warden::Test::Helpers
-  config.include Capybara::PoltergeistScreenshot
   config.before :suite do
     Warden.test_mode!
   end