sample_meanvar test wasn't run, use t-test for sample mean, chisquare test for variance, change parameters of distributions for some new known failures. Skip sample skew, kurtosis test, because of imprecision and known failures
sample_meanvar test wasn't run, use t-test for sample mean, chisquare test for variance, change parameters of distributions for some new known failures. Skip sample skew, kurtosis test, because of imprecision and known failures

git-svn-id: 003f22d385e25de9cff933a5ea4efd77cb5e7b28@5210 d6536bca-fef9-0310-8506-e4c0a848fbcf

lesserwhirls/scipy-cwt,scipy/scipy-svn,jasonmccampbell/scipy-refactor,lesserwhirls/scipy-cwt,scipy/scipy-svn,lesserwhirls/scipy-cwt,jasonmccampbell/scipy-refactor,scipy/scipy-svn,jasonmccampbell/scipy-refactor,lesserwhirls/scipy-cwt,jasonmccampbell/scipy-refactor,scipy/scipy-svn