river 0.3.6

This release adds support for the tearing-control-v1 and
alpha-modifier-v1 protocols as well as support for scroll button lock
input configuration.

It also fixes a handful of bugs. Thank you all for the bug reports and
code contributions!

Full changelog:

Aviva Ruben (1):
      input: support scroll button lock config

Isaac Freund (9):
      build: bump version to 0.3.6-dev
      Root: simplify scene tree reparenting
      tearing-control: minor cleanups/style improvements
      tearing-control: fix security-context related assert
      docs: fix broken repology link
      Output: workaround wlroots headless output bug
      layer-surface: fix clip box coordinates
      docs: mention key repeat defaults
      build: bump version to 0.3.6

Violet Purcell (1):
      tearing-control-v1: implement

akawama (1):
      docs: clarify input device name description

tesselslate (1):
      alpha-modifier-v1: implement protocol

tiosgz (2):
      Output: don't configure uninitialized layer surfaces
      build: load tablet-v2 protocol from its new location