README.md in judge_system-1.7.3 vs README.md in judge_system-1.7.4

@@ -1,13 +1,13 @@
-[![wercker status](https://app.wercker.com/status/0964573b38729ce98909559e3779cca5/m/master "wercker status")](https://app.wercker.com/project/byKey/0964573b38729ce98909559e3779cca5) 
+[![wercker status](https://app.wercker.com/status/0964573b38729ce98909559e3779cca5/m/master "wercker status")](https://app.wercker.com/project/byKey/0964573b38729ce98909559e3779cca5)
 # JudgeSystem
 
-Judge_system is a compile and judge system for online judge.  
-This system work on [melpon/wandbox](https://github.com/melpon/wandbox).  
-That means you don't have to concern about dangerous codes if you use judge_system.  
-Judge_system returns four results ('AC', 'WA', 'RE', 'TLE').  
-Now, it can compile c, c++, ruby, go, python3, swift, haskell.  
+Judge_system is a compile and judge system for online judge.
+This system work on [melpon/wandbox](https://github.com/melpon/wandbox).
+That means you don't have to concern about dangerous codes if you use judge_system.
+Judge_system returns four results ('AC', 'WA', 'RE', 'TLE').
+Now, it can compile c, c++, ruby, go, python3, swift.
 
 ## Installation
 
 Add this line to your application's Gemfile:
 
@@ -33,10 +33,10 @@
 #Lang is the extension of languages (example: c is 'c', c++ is 'cpp', ruby is 'rb', go is 'go', python3 is 'py').
 #You can't use more than 6M byte code and input.
 
 ```
 
-example  
+example
 
 ```ruby
 require 'judge_system'
 
 p JudgeSystem.judge_result lang: 'rb', code: "n = gets.to_i\nputs n", answer: "1\n", stdin: "1\n", time: 5 #=> 'AC'