iqtree3 3.1.4 - #303725

## What's Changed
* Update new ModelFinder multi-threading strategy by @HuaiyanRen in https://github.com/iqtree/iqtree3/pull/180
* Bug fixes AliSim: buffer overflow and very short branches/partitions by @trongnhanuit in https://github.com/iqtree/iqtree3/pull/185
* Merge PR #185 by @HuaiyanRen in https://github.com/iqtree/iqtree3/pull/188
* Bug fix: stop using dangling ptrs and buildPattern() in fixPartitions() by @StefanFlaumberg in https://github.com/iqtree/iqtree3/pull/186
* PartitionFinder-mAIC improvement by @HuaiyanRen in https://github.com/iqtree/iqtree3/pull/202
* Fix AliSim crashing when using GHOST with a partitioned/mixed-datatype models by @trongnhanuit in https://github.com/iqtree/iqtree3/pull/191
* Bug fix: uniformly select indel positions across only non-gap sites by @trongnhanuit in https://github.com/iqtree/iqtree3/pull/197
* Mutsel implementation by @benjamin-lieser in https://github.com/iqtree/iqtree3/pull/193
* Error out when a partition model is combined with -fs/-ft instead of silently ignoring them by @ssolo in https://github.com/iqtree/iqtree3/pull/208
* Fix setRootNode() assertion when the -o outgroup is absent from a partition tree or a quartet tree (#203, #89) by @cindykrafft in https://github.com/iqtree/iqtree3/pull/207
* Use different memory thresholds for different platforms in ci workflow by @thomaskf in https://github.com/iqtree/iqtree3/pull/209
* use different thresholds for different platforms in time testing by @thomaskf in https://github.com/iqtree/iqtree3/pull/212
* Fix MutSel potential bugs related to alignment copying by @StefanFlaumberg in https://github.com/iqtree/iqtree3/pull/211
* Honour user-defined codon frequencies (+FU) for GY-type models by @cindykrafft in https://github.com/iqtree/iqtree3/pull/210
* Fix the CI workflow by @thomaskf in https://github.com/iqtree/iqtree3/pull/213
* Mixlen refactoring: Remove dependency on ModelFactoryMixlen and cppoptlib, add support for the -ft option by @StefanFlaumberg in https://github.com/iqtree/iqtree3/pull/182
* Remove -ft AUTO and match benchmark thresholds by identifier by @thomaskf in https://github.com/iqtree/iqtree3/pull/215
New Contributors

@benjamin-lieser made their first contribution in Mutsel implementation iqtree/iqtree3#193
@ssolo made their first contribution in Error out when a partition model is combined with -fs/-ft instead of silently ignoring them iqtree/iqtree3#208
@cindykrafft made their first contribution in Fix setRootNode() assertion when the -o outgroup is absent from a partition tree or a quartet tree (#203, #89) iqtree/iqtree3#207

Full Changelog: iqtree/iqtree3@v3.1.3...v3.1.4

View the full release notes at https://github.com/iqtree/iqtree3/releases/tag/v3.1.4.