Updates to SEM. Additional fit measures now look much better
Merge pull request #21 from SachaEpskamp/master

Updates to SEM
Fixes to Table

when casesAcrossColumns is true
Fix to dataframe loading of ordinals with NAs
Update to contrasts ANOVA

The contrast analyses are now aligned with the SPSS contrast analyses
(except for the polynomial contrast)
Added descriptive statistics option to ANOVA