An annual list of the top 10 best cities for recent college grads ranks Boston as #3.  The survey was compiled by CareerRookie.com, CareerBuilder’s college job search site, and Apartments.com and the list is based on the job market and cost of living in cities across the country.  Boston follows Hartford/New Haven (#1) and Cleveland (#2).  More good news for job-seeking college grads: CareerBuilder reports that 46 percent of employers plan to hire recent college graduates this year – up from 44 percent in 2010.