Fixed local mode failing tests
added jobconf to MRJobStep
in theory, add steps-specific jobconf in hadoop and emr mode`
hadoop and emr mode now respect step-specific jobconf
moved and fixed test of _hadoop_conf_args()
Removed hardcoded s3n check.
Import
Better method of finding the path, using the time.
refactor test to be simpler
Merge branch 'fix_shell_reducer_mapper_test_failure'
Merge pull request #574 from davidmarin/jobconf_in_steps

Jobconf in steps. Addresses (but does not complete) #561.
Merge branch 'master' of github.com:Yelp/mrjob into remove-s3n
add tests for fully_qualify_hdfs_path()
added tarnfield to __credits__
clean up fully_qualify_hdfs_path()
urlparse.urlparse() isn't actually fixed in Python 2.6.1
cleaned up mockhadoop a bit
Merge branch 'master' of github.com:Yelp/mrjob into s3-ls
mockhadoop can now now mock S3 as well
added test for s3 URIs and spaces