check for errors parsing the Authorization header with SimpleOauth::Parse
add test/helper.rb, move test prep stuff there in anticipation of having more than one test file. also set up the load path to make it so you can invoke test files directly.
invalid Authorization header tests, both for SimpleOauth with ParseError and without
fix readme model name
add a few tests for supplying a config methods module
check config methods' exception message, and add another test for the message when middleware is used
test middleware given no config methods
Merge branches 'test_config_methods', 'readme' and 'invalid_auth_header' into HEAD
v0.1.2
add SimpleOAuth fork to readme
refactor code blocks in README to 88 characters for github