rubygems/rubygems — pull request #558 by robin850 (2013-05-19 16:32:05+00:00)
Title: Ensure that RUBYGEMS_HOST is defined  

Hello,

Empty string are evaluated to true so this patch avoid this
~~~
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~~~

I don't know how I could add a test for this but let me know if I should add it.

I've added an entry in the `History.txt` file, I don't know if it's the good place for it.

Have a nice day.