Do not chain end() to writeHead(); it causes errors.
Restart the server when Impromptu is updated.

See #56.
Merge pull request #71 from Impromptu/restart-server

Restart Impromptu server when the version is updated.
Add help output for the -h|--help flag

Explain how to use Impromptu from within your shell
Merge pull request #72 from Impromptu/add-help-output

Add help output for the -h|--help flag
Add tests for log files and improve shared tests.
Merge pull request #73 from Impromptu/log-file-tests

Add tests for log files and improve shared tests.
Remove cmake from the grunt nuke task

It used to be used in the impromptu-git module, but isn't anymore