v1.15.1

See NEWS for new features, bug-fixes and changes.

v1.15

See CHANGES.md for new features, bug-fixes and changes.

v1.14

See CHANGES.md for new features, bug-fixes and changes.

v1.12

See CHANGES.md for new features, bug-fixes and changes.

v1.10

For changes see NEWS.

v1.9

See NEWS.md

v1.8

For changes see NEWS.

v1.7

See news.md

v1.6

See News

v1.5

updated README with null value examples; fixed original language field