CTR 1.6.3

[locale(s)]

• Portuguese (pt-BR) translation updated (thanks to igorruckert)
• Polish (pl-PL) translation updated (thanks to Mrere)
• Chinese (zh-CN) translation updated (thanks to Cye3s)
• Ukrainian (uk) translation updated (thanks to Sacredwheels)
• Spanish (es) translation updated (thanks to strel)
• French (fr) translation updated (thanks to BlackJack)
• Italian (it) translation updated (thanks to Styb)

[fix(es)]

• Fx54+ & 'location bar > page 3 > hide i-icon' option
• Fx54+ & 'location bar > Autocomplete popup > alternative appearance' option

[general change(s)]

• added movable mask indicator to palette (only visible on toolbars in private mode and in customizing mode)
• duplicated 'Search bar > page 1 > middle clicks...' option to control middle clicks on search glass
• code tweaks for 'Tabs > Page 2 > custom private new tab page' option

[add-on compatibility]

• 'Private tab' add-on & CTRs 'custom private new tab page' option