support for rails 5.1

bumped verison number for new gem release
removed Gemfile.lock from git.
very minor comments and docs cleanup

.gitignore

@@ -7,3 +7,4 @@ spec/dummy/db/*.sqlite3-journal
 spec/dummy/log/*.log
 spec/dummy/tmp/
 spec/dummy/.sass-cache
+Gemfile.lock

README.md

@@ -8,7 +8,7 @@ Please use [GitHub Issues] to report bugs. You can contact me directly on twitte
 `AutocompleteRails` is a lightweight component with easily understandable, minimal, source code. There are
 other autocomplete gems out there that support multiple ORMs and provide client-side javascript, at the cost
 of increased complexity. `AutocompleteRails` only supports ActiveRecord, and only provides rails 
-controller functionality. Client side, you just use jQuery UI's autocomplete widget.
+controller functionality. Client side, you use jQuery UI's autocomplete widget, which you wire up yourself.
 
 `AutocompleteRails` supports Rails 4 and Rails 5.
 
@@ -65,7 +65,7 @@ Add a route to your `autocomplete` action. For the controller listed above, you
 
 ```ruby
 resources :posts do
-  get :autocomplete_user_email, :on => :collection
+  get :autocomplete_user_email, on: :collection
 end
 ```
 

autocomplete_rails.gemspec

@@ -17,7 +17,7 @@ Gem::Specification.new do |s|
   s.files = Dir['{app,config,db,lib}/**/*', 'MIT-LICENSE', 'Rakefile', 'README.rdoc']
   s.test_files = Dir['test/**/*']
 
-  s.add_dependency 'rails', '>= 4.0', '< 5.1'
+  s.add_dependency 'rails', '>= 4.0', '< 5.2'
 
   s.add_development_dependency 'sqlite3', '~> 1.3'
   s.add_development_dependency 'factory_girl', '~> 4.4'

lib/autocomplete_rails/controller.rb

@@ -100,7 +100,7 @@ def autocomplete_where_clause(term, model, value_method, options)
       table_name = model.table_name
       lower = options[:case_sensitive] ? '' : 'LOWER'
       ["#{lower}(#{table_name}.#{value_method}) LIKE #{lower}(?)", term] # escape default: \ on postgres, mysql, sqlite
-      # ["#{lower}(#{table_name}.#{value_method}) LIKE #{lower}(?) ESCAPE \"\\\"", term] # use single-quotes, not double
+      #["#{lower}(#{table_name}.#{value_method}) LIKE #{lower}(?) ESCAPE \"\\\"", term] # use single-quotes, not double
     end
 
     def autocomplete_limit_clause(options)

lib/autocomplete_rails/version.rb

@@ -1,3 +1,3 @@
 module AutocompleteRails
-  VERSION = "0.2.0"
+  VERSION = "0.3.0"
 end