Use frame info events in Window menu.

Change-Id: Iede537365f7789f31e4ae6e877a324723f3d8c76
Reviewed-on: http://gerrit.dmdirc.com/3765
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>
Use events for statusbar messages.

Change-Id: Ic04f19f7d5781ee63b23cf7048f98099f8f6dee6
Reviewed-on: http://gerrit.dmdirc.com/3768
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>