Merge pull request #8 from klamping/master

Added creation of "tmp" directory since without it the initial screenshot will not be created
Merge pull request #9 from klamping/master

Added filename of image to error message
0.0.13
preventing hardy from terminating after missing baseline
Adding 'hardy clean' to remove all screenshots
Merge branch 'refs/heads/pr/10'
Tidying up and formatting
0.0.14
added ability for hardy to use config file
Changing the method for accessing config values slightly
0.1.0
1.0.0
changing parseInt to parseFloat so that non-int measurements don't get chopped off