updated gemspec to accomodate rails4

Author: bigtunacan

rails3-jquery-autocomplete.gemspec

@@ -12,7 +12,7 @@ Gem::Specification.new do |s|
   s.summary = %q{Use jQuery's autocomplete plugin with Rails 3.}
   s.description = %q{Use jQuery's autocomplete plugin with Rails 3.}
 
-  s.add_dependency('rails', '~>3.0')
+  s.add_dependency('rails', '>= 3.2')
 
   s.add_development_dependency 'sqlite3-ruby'
   s.add_development_dependency 'mongoid',      '>= 2.0.0'