version 1.4.5, backports the bugfix for off-by-one error for rewrites for compatibility with Varnish 5.2
version 1.4.4, compatible with Varnish 6.0.0
version 1.4.3, enforces ABI compatibility with VRT 6.0
version 1.4.2, requires Varnish 5.2, suitable for RPM packaging
Version v1.4.1, backports set.which(), .string() and .commit() for Varnish 5.2
Version 1.4, compatible with Varnish 5.2 and RE2 since 2015-06-01
Version 1.3.1, compatible with Varnish 5.1.x and RE2 since 2015-06-01
Version 1.2, adds set.matched() and set.nmatches()
Version 1.1, compatible with Varnish 5.0.0
Version 1.0, compatible with Varnish 4.1.x