Bug 1013631 - Blobber is spamming logs with  requests.exceptions.SSLError: [Errno 1] _ssl.c:504: error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed. r=rail

--HG--
branch : production
extra : transplant_source : g%A6%09-%97%5D%E3y0f%7B%14%CA%18%82%04%12%B7%9BG