v1.6.4

Changelog

• 7785033 git ignore guget/__debug_bin* (@Nulifyer)
• 9a8e0f0 locked packages in bulk updates are skipped (@Nulifyer)
• 1e1c616 mute available column versions older than installed, green if same, colored if newer (@Nulifyer)
• 02f7b0b support for version locking (@Nulifyer)