v0.6.0

NLPModelsModifiers v0.6.0

Diff since v0.5.1

Closed issues:

• Specialized error for hess_coord and hess_structure with FeasibilityResidual (#32)
• Add a SlackNLPModelMeta (#51)

Merged pull requests:

• Add tailored error for hess_coord and hess_structure of FeasibilityResidual (#40) (@tmigot)
• Add jth_hess and jth_hprod for slack (#42) (@tmigot)
• Fix show function with linear counters (#44) (@tmigot)
• Add linear API in quasi-Newton (#46) (@tmigot)
• Add linear API for SlackModel (#48) (@tmigot)
• Fix ordering of slack variabels in cons (#54) (@tmigot)
• Fix typo jtprod_nln for quasi-Newton (#55) (@tmigot)
• Version 0.6.0 (#56) (@tmigot)