- Update to 1.6.0
    - Improvements to quality tests for speed and accuracy
    - Improvements to language specific quality checks
    - Small improvements to the handling of incorrect PO files
    - Better support for the newer comment types in TS
    - Several small improvements and corrections to XLIFF and TS
    - Many API improvements and cleanups for the upcoming Pootle and Virtaal
    - Fix a bug when Virtaal opened files in paths with non-ASCII characters
    - The Toolkit now always creates headers for PO files
    - A better XML placeable with support for XML namespaces
    - A small bug with a single space unit as seen in abrt (bug 1370). This
        also fixes the resulting error in Virtaal.
    - Update to 1.5.3
    - Plural information for more languages
    - Cleaner language names (for the benefit of Pootle and Virtaal)
    - Skype support for prop2po and po2prop [by Filip Miletić]
    - Small improvement to Qt .ts support
    - Other small bugfixes
    - Redo stoplist patch
    - 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)
    - Drop LRU patch