don't make bad planets
handle corner case where planet half exists
twill tests and more
Test web planet creation for bad chars, spaces and apostrophes.
quote the test string properly
adjust nosetest documentation

 * explain about www-data user and permission issue with nosetests
 * explain how to see debug output while running nose
 * remove test/README.md because nosetests are in the main README now
turing test
ignore autosave files