v0.12.0

AmplNLReader v0.12.0

Diff since v0.11.2

Merged pull requests:

• Add hs13 from NLPModelsTest (#121) (@tmigot)
• use push_preview = true in deploydocs (#122) (@dpo)
• up meta for linear API (#123) (@tmigot)
• Update README.md (#126) (@dpo)
• Add citation.cff (#131) (@tmigot)
• Update CI (#136) (@amontoison)
• [documentation] Upgrade Documenter.jl (#137) (@amontoison)
• simplify name of Ampl models (#141) (@dpo)
• Add compat entries for tests (#142) (@tmigot)
• Fix detection of .nl extension (#143) (@frapac)
• Add support for complementarity constraints (#144) (@frapac)
• Update .cirrus.yml (#145) (@dpo)
• Use the macro ccall (#148) (@amontoison)
• Bump to NLPModels 0.19 (#150) (@tmigot)
• Bump to NLPModels 0.20 (#151) (@tmigot)
• Bump to NLPModels 0.21 (#152) (@tmigot)
• Version 0.12.0 (#153) (@tmigot)

Closed issues:

• expression graphs (#11)
• Complementarity constraints (#37)
• Update CI (#135)
• Support the version 0.21 of NLPModels.jl (#146)