drop testing of node 0.8
Merge pull request #25 from afeld/drop-0-8

drop testing of Node 0.8
simplify grunt config
disable request logging in test mode
disable request logging in test mode
add instructions for code coverage
move blanket config into test file
Merge pull request #27 from afeld/coverage

add test coverage
Merge remote-tracking branch 'origin/master' into promises
fix handling of invalid json