setup/bin/get-my-ip.py: Remove this rarely used file
setup/bin/get-my-ip.py: Remove this rarely used file

Remove the historyless setup/bin/get-my-ip.py which was added in
01d6419 (Import installation test scripts from boot-camps repo,
2013-09-03).  For anyone that does want this script for a boot camp,
I've got the history in git://tremily.us/swc-setup-get-my-ip.  Merge
with:

  $ git pull --log git://tremily.us/swc-setup-get-my-ip bc-namespaced

selimnairb/2014-02-25-swctest,selimnairb/2014-02-25-swctest,selimnairb/2014-02-25-swctest,selimnairb/2014-02-25-swctest,selimnairb/2014-02-25-swctest,selimnairb/2014-02-25-swctest