v2.16.0

ABI summary

• mirplatform ABI bumped to 27
• mirserver ABI bumped to 59
• mirplatformgraphics ABI bumped to 21

Enhancements

• [Wayland] Implementation of input-method-v1 for maliit-keyboard support. (Fixes: #2777)
• [mir:wayland] Fix size and scale: Less broken display on scaled hosts. (Fixes: #3036)
• [mir:x11] Detect host refresh rate/max fps for Mir-on-X client
• [graphics platforms] Decouple display and rendering platforms, enable multiple display platforms
• [graphics platforms] Add virtual output display platform
• [graphics platforms] Fixing the platform-input-lib parameter so that it behaves how you would expect it to. (Fixes #3073)
• [seamless boot] Disable the initial set of the CRTC when modes match (A prerequisite for flicker-free startup)
• [seamless boot] Support for not compositing until at least one renderable has been sent to the compositor
• Add display-autoscale option to miral::display_configuration_options()
• Add --mir-version command line option. (Fixes: #3058)
• Decoupling writing the display configuration from processing it
• Rework the demo client to use xdg-shell
• Refactored the demo client to support the virtual platform

Bugs fixed

• Ensure the signatures of our drm intercept functions are correct. (Fixes: #3019)
• Fix locking in mgw::DisplayClient(). (Fixes: #2011)
• Ensure we send a configure when we resize. (Fixes: #2040)
• Avoid spurious configure events. (Fixes: 3046)
• [Xwayland] Fix broken rescaling. (Fixes: #2509)
• [Xwayland] improve handling of CLion subsidiary windows (Fixes: #3024, #2326 and #3107)
• Fix MirRunner::stop() threading. (Fixes: #3070)
• Fix processing of --platform-*-libs. (Fixes: #3088)
• [VT console provider] Input device not recognised after disconnect/reconnect cycle (Fixes: #3149)