Bump version to 0.5.7
Revert "Bump version to 0.5.7"

This reverts commit f8fced1247e4039d9bd2a31baf3955397b11a73e.
Bump version to 0.5.7
Revert "Bump version to 0.5.7"

This reverts commit daf491467fe0c046c85525f5e4ac23ba5ad52d1c.
Bump version to 0.5.7
Revert "Bump version to 0.5.7"

This reverts commit faff17a8c71d3aa2d4074701ae9df0e2b15b01fa.
When bumping the version, auto-commit the VERSION file
Merge branch 'master' into rel-057