v0.3.20

MiniZinc v0.3.20

Diff since v0.3.19

Merged pull requests:

• Support MOI.ObjectiveBound() (#117) (@sandyspiers)
• Write 0 for a scalar function with no terms (#120) (@chriscoey)
• Rename variables whose name is a MiniZinc reserved word (#121) (@chriscoey)
• Parenthesize affine and quadratic functions in nonlinear expressions (#122) (@chriscoey)
• Fix constraints that MiniZinc.Model supported but could not write (#123) (@chriscoey)
• Prep for v0.3.20 (#124) (@odow)