- Update to 1.5.2
    - Initial support for '#' type comments in the PHP converters (#1298)
    - Reliability improvements for Pootle concerning Xapian and Python 2.4
    - A small fix affecting searching in Virtaal
    - Classify XML tags as editable placeables for Virtaal (#1287)
    - Correctly handle language codes with '@' in them (like ca@valencia)
    - Don't unnecessarily add empty 'note' nodes in XLIFF (#1319)
    - Allow for the translation of 'title' attributes in XML (#1294)