Add lua-xapian 1.4.3 (copied from xapian-bindings)
- Update to 1.4.3
- Add BUILD_DEPENDS
Changes: https://trac.xapian.org/wiki/ReleaseOverview/1.4.3
https://trac.xapian.org/wiki/ReleaseOverview/1.4.2 https://trac.xapian.org/wiki/ReleaseOverview/1.4.1 https://trac.xapian.org/wiki/ReleaseOverview/1.4.0