2.1.0~beta2

This is a second beta release of opam 2.1.0.

This beta release contains a few important fixes upon 2.1.0~beta, and improved conflict error messages.

Binaries and full archive are signed by opam dev team (fingerprint 92C5 26AE 50DF 3947 0EB2 911B ED4C F1CA 67CB AA92 ).

Changelog

Global CLI

• Reduce startup time with better use of more caches, etc. [#4341 @AltGr]
• Do not load the full state on opam exec when not necessary [#4341 @AltGr]

Init

• Fix the sandboxing check introduced in beta1 [#4342 @AltGr]

Pin

• Fix the --with-version flag, which wasn't always honored [#4346 @AltGr]

External dependencies

• Upgrade bootstrap OCaml compiler from 4.09.1 to 4.11.1 [#4242 @avsm @dra27 @MisterDA @rjbou]

Test

• Update and expand Travis and AppVeyor test matrices [#4242 @MisterDA]

Solver

• More concise explanation of package conflicts [#4349 @AltGr]

Internal

• Switch AppVeyor Cygwin from snapshot back to main repository [#4338 @dra27]