20220102

Notable changes:

Cinnamon theme:

• Update for Cinnamon 5.2 8fe1a5d 0a57011 a0a02c0 5d26f4e 169d845
• Drop support for versions before 3.8 548197b

GTK 4 theme:

• Fix applications crashing with GTK 4.6 54b20ab

GTK 3 theme:

• Drop versioned themes, and only target GTK 3.24 for now on e5ab834 52241a0
• Xfce4 panel padding fixes aaeb685 ca79018 437ddd2
• Hide border on MATE panel sensors applet graph dee2154

GNOME Shell theme:

• Drop Arc-Lighter variant for GNOME Shell 40 and later 7bec571
• Drop support for versions before 3.28 2be9eea

Metacity theme:

• Add dark Metacity v3 variant, with distinct window border a390662 39edd7f
• Adjust titlebar padding 57103c9
• Increase rounded corner radius slightly 01aae78
• Don't round corners for tiled windows f78ded1

Xfwm4 theme:

• Increase resize border width b540d92
• Make bottom decoration corners square ddad5c2
• Fix titlebar button spacing 8a2ed50

Build system:

• Require Meson version >=0.53.0 e8c00df
• inkscape is no longer dependency when building a release (it is still required when building from a git snapshot) 3421f0e
• Drop gtk3_version Meson build option e5ab834
• glib-compile-resources from glib2 is now a documented build dependency d238325
• Fix warnings from Inkscape when rendering PNG assets 37ed6c5
• Various updates, fixes and restructuring