Hawk credentials shouldn't be mandatory
Simple integration tests
Fixed payload so it's actually sending JSON right... don't know what it did before
Merge remote-tracking branch 'upstream/fix-payload'
Integration tests against the production server
Proposal for how to handle arguments
Fix code and tests, alter proposal per email
Cleanup for node
Fix tests for _processArg and payload handling
include more detail in exception messages
Implement the keyword and positional as agreed
Update the README.md for updated keyword arguments
Move utility functions into utils.py
Split tests into their own script
Fix tests for _processArg and payload handling

Conflicts:
	Makefile
	taskcluster/client.py
include more detail in exception messages

Conflicts:
	taskcluster/client.py
Implement the keyword and positional as agreed
Update the README.md for updated keyword arguments
Fix tests for _processArg and payload handling

Conflicts:
	Makefile
	taskcluster/client.py

Conflicts:
	taskcluster/client.py
	test/test_client.py
Add utils