Update tests to new format.
Simplify test classes - basic tests now individual cases in a single suite.
Do more setup/teardown for each test, to try to make it standalone and not dependant on order of test execution.
Each test should leave the server as it found it.
Fix PROPFIND test failure.
Improve duplication of request in redirections.
Use simpler way to make NSData from text.
Use absolute strings.
Individual request class files.
Tidy project.
Tweak PROPFIND test to make more files.