Description of problem:
Enter Ctr+C in the middle of client wizard, the output is like following:
To connect to ec2-23-22-54-218.compute-1.amazonaws.com enter your OpenShift login (email or Red Hat login id): ^C/usr/lib/ruby/gems/1.8/gems/highline-1.5.1/lib/highline.rb:606:in `gets': Interrupt
	from /usr/lib/ruby/gems/1.8/gems/highline-1.5.1/lib/highline.rb:606:in `get_line'
	from /usr/lib/ruby/gems/1.8/gems/highline-1.5.1/lib/highline.rb:624:in `get_response'
	from /usr/lib/ruby/gems/1.8/gems/highline-1.5.1/lib/highline.rb:218:in `ask'
	from /usr/lib/ruby/gems/1.8/gems/rhc-0.93.12/lib/rhc/wizard.rb:83:in `login_stage'
	from /usr/lib/ruby/gems/1.8/gems/rhc-0.93.12/lib/rhc/helpers.rb:115:in `call'
	from /usr/lib/ruby/gems/1.8/gems/rhc-0.93.12/lib/rhc/helpers.rb:115:in `section'
	from /usr/lib/ruby/gems/1.8/gems/rhc-0.93.12/lib/rhc/wizard.rb:82:in `login_stage'
	from /usr/lib/ruby/gems/1.8/gems/rhc-0.93.12/lib/rhc/wizard.rb:42:in `send'
	from /usr/lib/ruby/gems/1.8/gems/rhc-0.93.12/lib/rhc/wizard.rb:42:in `run'
	from /usr/lib/ruby/gems/1.8/gems/rhc-0.93.12/lib/rhc/wizard.rb:40:in `each'
	from /usr/lib/ruby/gems/1.8/gems/rhc-0.93.12/lib/rhc/wizard.rb:40:in `run'
	from /usr/lib/ruby/gems/1.8/gems/rhc-0.93.12/bin/rhc:67
	from /usr/bin/rhc:19:in `load'
	from /usr/bin/rhc:19

Could we not show the code error message, but just stop and return it's interrupted.


Version-Release number of selected component (if applicable):
rhc-0.93.12

How reproducible:
Always

Steps to Reproduce:
1.Remove ~/.openshift/express.conf if you already have
2.Run rhc help
3.Or run rhc setup 
4.Enter Ctr+C in the middle of wizard
  
Actual results:
Return code error message

Expected results:
Stop with clean message


Additional info: