[chronojump] Created tag 1.5.4

[Xavier de Blas <xaviblas src gnome org>]

The unsigned tag '1.5.4' was created.

Tagger: Xavier de Blas <xaviblas gmail com>
Date: Tue Sep 22 12:44:08 2015 +0200

    1.5.4

Changes since the last tag '1.5.3':

Federico Perego (1):
      Updated Italian translation

Marek Černocký (1):
      Updated Czech translation

Xavier Padullés (3):
      Updated Catalan translation following Termcat
      Translation of the autodetection modes
      minor translation fix

Xavier de Blas (12):
      PlaySound MacOSX now uses Gstreamer (avoids 300% CPU on some users)
      Fixed crash on ErrorWindow HideAndNull
      Fix a comment in firmware-multitest
      Added glade instructions on Linux
      Fixed bug on deleting signals (found on a tablet)
      Added auto-detection controls at initial screen
      Done AutodetectPort change on main menu.
      Minor fix from last commit
      Menu hidden from start page
      Nicer start page
      Simplified database backup
      Bump version 1.5.4