Gemfile in aruba-0.9.0.pre vs Gemfile in aruba-0.9.0.pre2

@@ -3,18 +3,16 @@
 # Use dependencies from gemspec
 gemspec
 
 # Debug aruba
 group :debug do
-  gem 'pry', '~> 0.10.1'
-
   if RUBY_VERSION >= '2' && !RUBY_PLATFORM.include?('java')
     gem 'byebug', '~> 4.0.5'
     gem 'pry-byebug', '~> 3.1.0'
   end
 
-  if RUBY_VERSION < '2' && !RUBY_PLATFORM.include?('java')
+  if RUBY_VERSION < '2' && RUBY_VERSION > '1.9' && !RUBY_PLATFORM.include?('java')
     gem 'debugger', '~> 1.6.8'
     gem 'pry-debugger', '~> 0.2.3'
   end
 
   if RUBY_VERSION >= '1.9.3' && !RUBY_PLATFORM.include?('java')
@@ -23,9 +21,16 @@
 
   gem 'pry-doc', '~> 0.8.0'
 end
 
 group :development, :test do
+  # we use this to demonstrate interactive debugging within our feature tests
+  if RUBY_VERSION >= '2'
+    gem 'pry', '~> 0.10.1'
+  else
+    gem 'pry', '~>0.9.12'
+  end
+
   # Run development tasks
   gem 'rake', '~> 10.4.2'
 
   if RUBY_VERSION >= '2.0.0'
     # Lint travis yaml