Total consumer complaints to the Consumer Financial Protection Bureau rose 34 percent year-over-year in the first quarter, but gripes about home mortgages fell 29.3 percent from year-ago levels, according to a new analysis by Inside the CFPB, an affiliated newsletter. The strong improvement from last year was driven largely by a 46.8 percent plunge in grievances about loan modifications. But complaints about servicing in general were up 21.4 percent from the first quarter of last year, while the other five mortgage-related categories were lower. Gripes having to do with loan application or other origination-related issues fell 26.7 percent from the first quarter of 2013. The number of gripes that were responded to in a timely manner fell...