Log Message:
Updated esniper to 2.15.0

  * Fix bug 1579311 (and a million others), eBay changed the bid history
    page again.
  * Implemented feature request 1587259, handling -i without username
    or password.
  * Fix bug 1574881, bid increment comparison not always correct.
  * Fix for dutch auction parsing?
  * Fix bug 1352595, esniper does not encode password in URLs