Elpi 1.3.1

Makefile fixup for the opam archive

ELPI 1.3.0

Major Elpi_API redesign

ELPI 1.2.0

Main changes are

• improved FFI including a GADT to describe simple ADTs
• shorten directive to pull a symbol out of a namespace
• :index attribute to enable unification hashes based index on multiple or deep arguments
• small standard library in the std namespace
• spilling of implications and conjunction

ELPI 1.1.1

bugfix release, no API change

ELPI 1.1.0

This release fixes the semantics of CHR rules and improves the API.
Changes to the API are breaking, but porting is easy.

ELPI 1.0.5

New Read mode in ffi to access constraints without having to return them.
Fix compilation with ppx_tool_versioned >= 5.2.1

ELPI 1.0.4

New tracing facility -trace-only-pred to focus the trace on a set of predicates of interest.
Minor fixes to error messages.

ELPI 1.0.3

Fix two bugs and improve compatibility with Teyjus

ELPI 1.0.2

Clean up the test suite, now the archive is much smaller

ELPI 1.0.1

Fix compilation on OCaml 4.02