Gemfile in csl-1.0.0.pre13 vs Gemfile in csl-1.0.0.pre14

@@ -14,9 +14,10 @@
   gem 'simplecov', '~>0.6'
 
   gem 'guard', '~>1.2'
   gem 'guard-rspec', '~>1.1'
   gem 'guard-cucumber', '~>1.2'
+  gem 'rb-fsevent', '~>0.9.1', :platforms => [:mri_19, :rbx]
 
 	gem 'yard', '~>0.8', :platforms => [:mri_19]
 	gem 'redcarpet', '~>2.1', :platforms => [:mri_19]
 end
 
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