Continue the analysis if the correlation is invalid
Small optimizations
Revert "Small optimizations"

This reverts commit 8e3d2988db6744685b5ebfdf384c1d13206239f8.
Revert "Revert "Small optimizations""

This reverts commit 31079c2deaac7a96df15224cefbb4a64edc3a573.
Refert to be able to submit the other stuff
Merge pull request #211 from Bonder-MJ/master

Small optimizations in metaQTL3