Allow KafkaClient to take in a list of brokers for bootstrapping
Merge branch 'master' into multihosts

Conflicts:
	kafka/client.py
	kafka/conn.py
	setup.py
	test/test_integration.py
	test/test_unit.py
Support list (or comma-separated) of hosts (replaces host and port arguments)
clean up after comments from @rdiomar
Merge pull request #122 from mrtheb/multihosts

Support for multiple hosts on KafkaClient boostrap (improves on #70)
Merge branch 'master' into kafka_versions

Conflicts:
	example.py
nit: fixed misspelling
Merge pull request #138 from zever/master

nit: fixed misspelling
If a broker refuses the connection, try the next
Merge pull request #141 from stephenarmstrong/fully-handle-broker-lists

If a broker refuses the connection, try the next
Check against basestring instead of str in collect.hosts.
Merge pull request #144 from frgtn/check_basestring_in_collect_hosts

Check against basestring instead of str in collect.hosts.
Merge branch 'master' into kafka_versions