README.md in ziptz-5.0.0 vs README.md in ziptz-5.1.0

- old
+ new

@@ -18,10 +18,9 @@
 
 Add the gem to your Gemfile:
 
     gem 'ziptz'
 
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 ## Usage
 
 Get the time zone name for any ZIP code:
 
     z = Ziptz.new