v0.3.0

Dualization v0.3.0

Diff since v0.2.2

Closed issues:

• Naming of slack variables? (#32)
• Allow model creation without names (#68)
• MOIU._hasvar removed from MOI (#74)
• Support for JuMP 0.21.1 (#83)

Merged pull requests:

• Add MOI.FileFormats.SDPA to README (#76) (@blegat)
• Dualize with no names (#78) (@guilhermebodin)
• Try to fix math latex in documentation (#79) (@guilhermebodin)
• Add tagbot and remove relative entropy cone test (#81) (@guilhermebodin)
• Update to JuMP v0.21 (#84) (@blegat)