Merge pull request #19 from Andrew-Hagedorn-ZocDoc/CleanDirectoryInTestsUsingNodeToAvoidCrossPlatformIssues

Clean directory in tests using node to avoid cross platform issues
valid js is nice.
this file is extraneous
improve test stability.
Merge remote-tracking branch 'origin/master' into CleanDirectoryInTestsUsingNodeToAvoidCrossPlatformIssues