Sclark 400 add startup greeting

********* PEOPLE *************
Primary reviewer: @suntzu86 

Reviewers:

********* DESCRIPTION **************
Branch Name: sclark_400_add_startup_greeting
Ticket(s)/Issue(s): Closes #400 

********* TESTING DONE *************

ran manually
line width
also say specify IP address of the VM *instead of* localhost just to be super extra clear