river 0.3.1

This release fixes a number of bugs. Thank you to everyone who has
reported bugs and contributed fixes!

In addition, input-method-v2 popups are now supported. They were
missing from the initial protocol implementation in river 0.3.0.
Thank you to @leviathanion for their work on this feature!

Full changelog:

Alex Mirrlees-Black (3):
      input: prevent duplicate input configs
      input: fix scroll-factor resetting if unspecified
      input: change ScrollFactor and MapToOutput to align with other options

Isaac Freund (12):
      build: bump version to 0.3.1-dev
      XdgToplevel: don't update geometry if configure inflight
      XdgToplevel: update clip on geometry x/y change
      Cursor: don't hide while pointer constraint active
      Keyboard: fix redundant leave/enter on creation
      Server: fix filtering of newly created globals
      InputPopup: fix naming
      TextInput: ignore enable requests without focus
      InputPopup: fix minor issues, simplify code
      PointerConstraint: remove overly tight assert
      PointerConstraint: remove overly tight assert 2
      bulid: bump version to 0.3.1

leviathan (1):
      input-method-v2: Implement popups

ymcx (1):
      command/swap: fix cursor warp on focus change