librnd 4.4.0
~~~~~~~~~~~~

Major release with important bugifxes and API additions. Highlights:

- gcc 15 workaround, with extra API on scconfig level

- GUI: configurable toolbar paging so small screen requirement can be
  met even with a lot of tools in the toolbar

- lesstif: split low level X rendering code so it can be reused by
  hid_mbtk later

- polybool2: new, incremental bool op API and bugfixes in upcoming arc support

- bugfixes (only major ones listed):

  - potential buffer overrun in gtk and lesstif: grid off-by-one memory
    allocation bug

  - various invert bugs in ps exporter

  - unhandled legit pnm format versions in pnm import

  - various memleaks
