title: Heroku Login fails
body: <p>I'm getting following error while login to the Heroku using CLI:</p>
  
  <pre><code>Enter your Heroku credentials.
  Email: *****@gmail.com
  Password (typing will be hidden): 
   !    Heroku client internal error.
   !    Search for help at: https://help.heroku.com
   !    Or report a bug at: https://github.com/heroku/heroku/issues/new
  
  Error:       connect timeout reached (Excon::Errors::Timeout)
  Backtrace:   /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/socket.rb:184:in `rescue in block in connect'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/socket.rb:179:in `block in connect'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/socket.rb:167:in `each'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/socket.rb:167:in `connect'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/ssl_socket.rb:97:in `connect'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/socket.rb:28:in `initialize'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/ssl_socket.rb:9:in `initialize'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/connection.rb:410:in `new'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/connection.rb:410:in `socket'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/connection.rb:122:in `request_call'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/middlewares/mock.rb:42:in `request_call'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/middlewares/instrumentor.rb:22:in `request_call'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/middlewares/base.rb:15:in `request_call'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/middlewares/base.rb:15:in `request_call'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/middlewares/base.rb:15:in `request_call'
               /usr/local/heroku/vendor/gems/excon-0.31.0/lib/excon/connection.rb:265:in `request'
               /usr/local/heroku/vendor/gems/heroku-api-0.3.17/lib/heroku/api.rb:76:in `request'
               /usr/local/heroku/vendor/gems/heroku-api-0.3.17/lib/heroku/api/login.rb:9:in `post_login'
               /usr/local/heroku/lib/heroku/auth.rb:80:in `api_key'
               /usr/local/heroku/lib/heroku/auth.rb:189:in `ask_for_credentials'
               /usr/local/heroku/lib/heroku/auth.rb:221:in `ask_for_and_save_credentials'
               /usr/local/heroku/lib/heroku/auth.rb:84:in `get_credentials'
               /usr/local/heroku/lib/heroku/auth.rb:41:in `login'
               /usr/local/heroku/lib/heroku/command/auth.rb:31:in `login'
               /usr/local/heroku/lib/heroku/command.rb:218:in `run'
               /usr/local/heroku/lib/heroku/cli.rb:28:in `start'
               /usr/local/heroku/bin/heroku:25:in `&lt;main&gt;'
  
  Command:     heroku login
  HTTP Proxy:  http://proxy:8080/
  HTTPS Proxy: https://proxy:8080/
  Version:     heroku-toolbelt/3.6.0 (i686-linux) ruby/1.9.3
  </code></pre>