Bankers can breathe a sigh of relief, the public has put its pitchforks away. According to a recent Gallup poll a narrow majority of Americans have a favorable opinion of banks and real estate for the first time since the end of the crisis, possibly another sign that the recovery is finally starting to be felt throughout the economy. The average net favorability rating (percent favorable minus percent unfavorable) of all 24 industries surveyed by Gallup reached 18 this year, also a significant improvement over previous years, with banks scoring toward the bottom of the list for the last several…