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
please tag with issue number (see other bullets in file)
also this is more like a 'change' than a new feature