v1.0.4 (release)

[new] add-on bar close button *1
[new] option to hide add-on bars close button
[new] Linux option to enable text color fix for non-active tabs *2

[fix] MacOSX: tab scrollbox appeared too early

[restored] option to hide nav-bar *3

[change] MacOSX: tabs appearance for 'tabs not on top'
[change] appbutton on titlbar tweaks
[change] prefwindow tweaks
[change] appmenu colors match menu colors on Windows classic theme
[change] slightly improved Personas support for squared tabs on Windows
[change] Linux/MacOSX: corrected some strings inside appmenu
[change] small button view: tweaked back-forward-button

*1 movable on add-ons bar, but not removable from it. New option can
hide it.
*2 Ubuntu users with default OS theme will have to enable new option, if
their tabs are not on top.
*3 the one from context menu did not work properly