Improve README

README.md

@@ -1,4 +1,5 @@
 # ActiveRecord::OverflowSignalizer
+
 [![Build Status](https://travis-ci.org/funbox/activerecord-overflow_signalizer.svg?branch=master)](https://travis-ci.org/funbox/activerecord-overflow_signalizer)
 
 One day primary key field will overflow, but if you use this gem, you will know about it before it happens.
@@ -13,70 +14,89 @@ gem 'activerecord-overflow_signalizer'
 
 And then execute:
 
-    $ bundle
+```bash
+$ bundle
+```
 
 Or install it yourself as:
 
-    $ gem install activerecord-overflow_signalizer
+```bash
+$ gem install activerecord-overflow_signalizer
+```
 
 ## Usage
 
 Just place it somewhere in your app:
+
 ```ruby
 ActiveRecord::OverflowSignalizer.new.analyse
 ```
 
-By default it checks all models in your application and logs if some primary key will overflow soon or overflowed.
+By default it checks all models in your application and logs if some primary key will overflow soon or have already overflowed.
 Also you can use unsafe method `#analyse!`, so it will raise error.
 
 You can place it in some job and perform it by [clockwork](https://github.com/adamwiggins/clockwork)
-or just run it when app starts in a separate thread.
+or simply run it when app starts in a separate thread.
 
-Also you can pass some parameters to the initializer:
+Also you can pass parameters to the initializer:
 
-+ Specify logger
-```ruby
-ActiveRecord::OverflowSignalizer.new(logger: SomeCoolLogger)
-```
-By default ActiveRecord::Base.logger
+- Specify logger:
 
-+ Specify list of models
-```ruby
-ActiveRecord::OverflowSignalizer.new(models: [ModelName])
-```
-By default it retrieves all descendants of ActiveRecord::Base
+  ```ruby
+  ActiveRecord::OverflowSignalizer.new(logger: SomeCoolLogger)
+  ```
 
-+ Specify count of days. Gem starts to notify you if some primary key will overflow over the next number of days.
-```ruby
-ActiveRecord::OverflowSignalizer.new(days_count: 360)
-```
-60 days by default
+  By default `ActiveRecord::Base.logger`.
 
-+ You can use your own signalizer for notification sending to e-mail, slack, hipchat, etc.
-```ruby
-class MyAwesomeSignalizer
-  def initialize(some_params)
-    @notifier = SomeChatNotifier.new(some_params)
-  end
+- Specify list of models:
 
-  def signalize(msg)
-    @notifier.send_msg(msg)
-  end
-end
+  ```ruby
+  ActiveRecord::OverflowSignalizer.new(models: [ModelName])
+  ```
 
-ActiveRecord::OverflowSignalizer.new(signalizer: MyAwesomeSignalizer.new(some_params))
-```
-By default it uses only logging
+  By default it retrieves all descendants of `ActiveRecord::Base`.
+
+- Specify a number of days:
+
+  ```ruby
+  ActiveRecord::OverflowSignalizer.new(days_count: 360)
+  ```
+
+  Gem starts to notify you if some primary key will overflow the passed number of days.
+
+  `60` days by default.
+
+- You can use your own `signalizer` for notification sending to e-mail, Slack, Hipchat, etc:
+
+  ```ruby
+  class MyAwesomeSignalizer
+    def initialize(some_params)
+      @notifier = SomeChatNotifier.new(some_params)
+    end
+
+    def signalize(msg)
+      @notifier.send_msg(msg)
+    end
+  end
+
+  ActiveRecord::OverflowSignalizer.new(signalizer: MyAwesomeSignalizer.new(some_params))
+  ```
+
+  By default it uses only logging.
 
 ## Development
 
-For tests you need a postgresql connection specified in `spec/database.yml`.
+For tests you need a PostgreSQL connection specified in `spec/database.yml`.
 
 ## Contributing
 
-Bug reports and pull requests are welcome on GitHub at https://github.com/funbox/activerecord-overflow_signalizer. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [Contributor Covenant](http://contributor-covenant.org) code of conduct.
+Bug reports and pull requests are welcome on GitHub at [github.com/funbox/activerecord-overflow_signalizer](https://github.com/funbox/activerecord-overflow_signalizer). 
+
+This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere 
+to the [Contributor Covenant](http://contributor-covenant.org) code of conduct.
 
 ## License
 
 The gem is available as open source under the terms of the [MIT License](http://opensource.org/licenses/MIT).
 
+[![Sponsored by FunBox](https://funbox.ru/badges/sponsored_by_funbox_centered.svg)](https://funbox.ru)