v0.6.37

Added

• Add --spider-transport and --grab-transport options to crawl script
• Add SOCKS5 proxy support in urllib3 transport

Fixed

• Fix #237: urllib3 transport fails without pycurl installed
• Fix bug: incorrect spider request logging when cache is enabled
• Fix bug: crawl script fails while trying to process a lock key
• Fix bug: urllib3 transport fails while trying to throw GrabConnectionError exception
• Fix bug: Spider add_task method fails while trying to log invalid URL error

Removed

• Remove obsoleted hammer_mode and hammer_timeout config options