take REDIS_URL from settings if exists
Merge remote branch 'original/master'
deprecate use of host/db/port options for Redis
register_sentry breaks failed queue when func cannot be imported
Fixes an issue where register_sentry breaks when logging jobs with
unimportable function.
Merge pull request #238 from selwin/logging-import-errors

register_sentry fixes
run tests on py33
changes by python-modernize
pass on arguments to py.test
accomodate py3 imports and builtins
remove backwards compat for custom properties
Python 3 chokes on this one. Whatever man.
port string handling to py3

Redis uses byte values for everything. We save queue names and job
IDs as unicode. So we need to convert every time we get data from redis.
port rqinfo to py3
use utf-8 instead of ascii
Remove accidentally committed file.
Add release notes.
Bump version to 0.3.9.
fix reading of version in py3
Merge pull request #245 from mgax/py3-version

fix reading of version in py3