v1.2.3

Gtk v1.2.3

Diff since v1.2.2

Closed issues:

• Executable file (#522)
• Docs on "task switching" could use clarification (#637)
• Async UI example needs updating (#640)
• Don't write to package directory (#667)
• Segmentation Fault in GList Code (#669)
• Julia Crash on GTK combo (#672)
• Connecting event to calendar (#673)
• Where is gdk library (#675)

Merged pull requests:

• Use Scratch instead of MutableArtifacts.toml (#619) (@staticfloat)
• Update builder.md (#645) (@pitmonticone)
• Remove outdated warning in docs (#654) (@LilithHafner)
• Remove misleading reference (#655) (@LilithHafner)
• Update async.md for 1.0 and Threading (#656) (@LilithHafner)
• Handle multiple keypresses in example (#658) (@LilithHafner)
• s/possilbe/possible/gc (#663) (@alhirzel)
• avoid GList in empty!(c::GtkContainer) (#671) (@jwahlstrand)
• make sure value wrapped in mutable is not garbage collected (#682) (@timholy)