Revert "Fix parsing of locations from Qt TS"

This reverts commit e9dee30582eb63cfb1ab596e3f532ee1d16c5c5d.

Locations in Qt TS are more crazy, so let's ignore them for now.

See http://qt-project.org/doc/qt-4.8/linguist-ts-file-format.html
Do not try to handle relative locations in Qt TS

See http://qt-project.org/doc/qt-4.8/linguist-ts-file-format.html

Signed-off-by: Michal Čihař <michal@cihar.com>