1.6.3: More languages

New in this release:

Added support for more languages:

• Portugese (by @smarquespt)
• Czech (by @BlueManCZ)
• Russian (by @Yodzorah)

Interested in translating Min? See these instructions.

Other fixes:

• Updated to the latest version of Readability, which should improve formatting of articles in reader mode.
• Updated to Electron 1.7.8.