A few fixes to test_mrInit.
Small unit test used for small scripts whose functionality is difficult to test directly from the GUI application.
Merge branch 'newFunctionality' of github.com:vistalab/vistatest into newFunctionality

* 'newFunctionality' of github.com:vistalab/vistatest:
  Changed assertEqual to assertAlmostEqual in several places to avoid failures due to precision differences across OS type
  Replaced generation of random time series with stored time series because older versions of matlab do not generate random numbers with the same seeding procedure