Add cocaine as dependency

Author: Peter Kim

ckeditor.gemspec

@@ -20,5 +20,6 @@ Gem::Specification.new do |s|
   s.extra_rdoc_files = ['README.md']
   s.require_paths = ['lib']
 
+  s.add_dependency("cocaine")
   s.add_dependency('orm_adapter', '~> 0.5.0')
 end

lib/ckeditor/version.rb

@@ -2,7 +2,7 @@
 
 module Ckeditor
   module Version
-    GEM = '5.1.7'
+    GEM = '5.1.8'
     EDITOR = '4.17.0'
   end
 end