Update README.md

Credits Ruby Kitchen, Startup Village, Wowmakers

Author: coderhs

README.md

@@ -4,11 +4,11 @@
 
 Add the following to your **Gemfile**
 
-    gem 'open_weather'
+    gem 'open-weather'
 
   or
 
-    $ gem install open_weather
+    $ gem install open-weather
 
 ## Usage
 
@@ -39,7 +39,15 @@ Add the following to your **Gemfile**
 ## Contributing 
 
   Fork it
+  
   Create your feature branch (git checkout -b my-new-feature)
+  
   Commit your changes (git commit -am 'Added some feature')
+  
   Push to the branch (git push origin my-new-feature)
-  Create new Pull Request
+  
+  Create new Pull Request
+  
+--------
+  
+**Created during the Hacker Saturdays hosted by Kerala/Kochi Ruby Users Group**