The largest mortgage servicing operations in the industry continued to grow faster than the market overall during the third quarter, aided by a handful of sizable institutional mergers. While the supply of outstanding mortgages swelled by 2.4 percent during the third quarter to an estimated $7.75 trillion, the 30 largest players in the market posted a combined 7.8 percent growth rate during the period, according to a new Inside Mortgage Finance ranking and analysis. …