CI: fix subdirectory path globbing (ggml-org#546)

- Changes in subdirectories will now be detecter properly
- (Windows-MSVC) AVX512 tests temporarily disabled

tests : free llama context at the end of the test

py : add temporary script to convert old ggml files to newer version (g…

…gml-org#539)

Co-authored-by: Jakub Horak <[email protected]>

ggml : introduce structs for the q4 data blocks (ggml-org#356)

* Introduce structs for the q4 data blocks

* ggml : rename quant struct variables + fix ARM_NEON

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Co-authored-by: Georgi Gerganov <[email protected]>

Fix usage of F16C intrinsics in AVX code (ggml-org#563)

* Fix usage of F16C intrinsics in AVX code when F16C is not defined

all : be more strict about converting float to double (ggml-org#458)

* Be more strict about converting float to double

* Test equivalence of round, SILU implementations

Test module is commented out in CMakeLists.txt because the tests may
take a long time, depending on how much the compiler optimizes.

* Fix softmax in perplexity.cpp

* all : prefer float over double where appropriate

* perplexity : add <cmath>

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Co-authored-by: Georgi Gerganov <[email protected]>

ggml : refactor quantized processing functions (ggml-org#509)

* Refactor quantized processing functions

* ggml : minor

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Co-authored-by: Georgi Gerganov <[email protected]>

ci : make ctest verbose, hopefully we see what is wrong with the sani…

…tizer

deploy : add a Package.swift for SwiftPM support (ggml-org#393)

* Add a Package.swift for SwiftPM support

* Swap from exclusions to allowlist

llama : fix linkage with mingw (ggml-org#551)

* Revert 7e53955 (ggml-org#542)

Still needs to be fixed properly

* Fix linking on mingw32