Add two new options: connection_reuse and reject_file_size
Enable refreshing multicurl handlers with new ones after they have processed a number of connections
Make processing of invalid URLs more safe in spider (whole spider does not fails now)
Diable fallback task feature
Now spider task handlers receive grab object with two new extra attributes: error_msg and error_code. These attributes are initialized in case of network error and they are useful when you use Task with raw optione enabled.
Relative URls no more fatal to the spider
Add grab.tools.system::check_ares_support function that quicly finds out if you use grab with ares support or not
Merge branch 'master' of github.com:lorien/grab