v1.3.0

ABI summary:

• mirserver ABI bumped to 49

Enhancements:

• [Wayland] Rename zxdg_output_v1 -> zxdg_output_manager_v1
• [Wayland] Eagerly send buffer release events
• [Wayland] Eagerly execute work when on Wayland thread
• [MirAL] Surface depth layer support
• [MirAL] Application Zone support
• [MirAL] Explicit handling of Wayland extensions in MirAL and Mir
• [MirAL] Do not place parentless windows relative to existing windows
• [Wayland/mirtest] publish miral::TestWlcsDisplayServer and miral::TestServer fixtures in mirtest-dev. (Fixes #878)
• [Wayland/generator] Force compile-time error if XML/generated classes are updated to a new version without also updating the child classes
• [Wayland/generator] Add base objects for Wayland objects and globals
• [Wayland/generator] Add a constructor-from-parent for objects that can be server-constructed
• [Examples] Implement Ctrl-Alt-T handling for miral-shell

Bugs fixed:

• [Wayland] Better handle window role state changes. (Fixes #836)
• [Wayland] Fix INCLUDEDIR for the mirwayland.pc file. (Fixes #873)
• [Wayland] Process output update notifications on the correct thread. (Fixes: #886)
• [MirAL] Allow unfocused windows to receive mouse down events
• [MirAL] Handle exceptions propagating from InternalClient code
• Add a package config file for mircommon and reference it mirwayland and mirplatform. (Fixes: #868)
• [nested] Make sure we destroy eglImage before class gets destructed