require new data version
Add spinlock support for OSX
Fix whitespace error introduced in Parallel.h
Fix RescaleFeatures when there's only 1 feature vector
Remove RescaleFeatures apply_to_feature_vector test
Additional features for the interactive gp regression demo (issue #948)
Temporary fix for Factor Analysis example that is undeterministic,
checks determinant of covariance matrix is positive
Merge pull request #1082 from goldbug/develop-gp-example

Additional features for the interactive gp regression demo (issue #948)