Merge pull request #3 from achiang/the_grind

settings: brown paper bag
Merge pull request #4 from achiang/the_grind

raven/models/Feed: logger can't log unicode?
raven/models/Feed: last paper bag for the night
raven/management: add --kill mgmt command to stop fetching dead feeds

Pass a comma-separated list of dead feed primary keys, and we set the
fetch_frequency to 0.