IBus 1.5.21 is released

[Takao Fujiwara]

IBus 1.5.21 is released:
https://github.com/ibus/ibus/releases/tag/1.5.21

This release implements long key sequences and multiple outpus for
compose table, enhanced ISO 639 names and the IBus testings, provides
ibus.its to translate engine's descriptions with gettext, and now
ibus-daemon always dies with the parent process's death.

- Enable to run ibus-setup with a different python 026b19ef
- Update ibusunicodegen.h for Unicode UCD 12.0 2825bfc1
- Fixes build issues 6099a45f 1cb5032e cc849c20 7fc8943e ae0040c7
- Enhance tests b497de5b d25489ae 76dec798 af00f415 2a4f9518 fa081ac8
85b647a1 f4463c04 7dde9960 28c10d64
- Add ibus.its for IME's component files 1c54fea6
- Make ISO 639 language names with title 05a10950 80254484 6bdc692e
- Keep preedit cursor_pos and visible in clearing preedit text cebe7a95
- Support long sequences and multiple output characters for compose
table 22471657 651c997a b59f7f82 5b6ad433 82a728de ac492f31
- Disable panel extension for gnome-initial-setup user 69e443c0
- Exit ibus-daemon with parent's death 32572618
- Update Wayland input-method protocol to unstable v1 b7584783 ab56a273

Changwoo Ryu (1):
Fix typos

Gunnar Hjalmarsson (1):
bus: Indistinguishable address of ibus-daemon

Hodong Kim (1):
client/x11: Update LOCALES_STRING