[translate]: Selectlang screen including JS scripts almost fully i18n'ed (missing some strings which need format)
[translate]: Started work in advanced-mode switch
[translate]: Added an advanced-mode (applied to the selectlang screen) with persistent client-side config storage
[translate]: Disabled the limitation that disallowed the target and source language to be the same one
[translate]: Extendded the advanced mode to the edit screen
[translate]: Hidden additional features
[translate]: Disabled Preview tab