Fix for issue #32 "Execution of 'karma start' fails"

[Yneth]

Didn't test on linux. Works OK on windows.

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[Yneth]

I signed it!

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[Yneth]

@beedaan:

Travis is failing because it could not find a .travis.yml or Rakefile. I don't see these files in the master branch, so I'm not sure how to proceed.

same here @kelveden any ideas?