v0.18.3

PowerModels v0.18.3

Diff since v0.18.2

Closed issues:

• Jacobian Support for Basic Network Data (#762)
• AmplNLWriter + Bonmin not working for the simplest test case (#782)
• Power Flow issue with multiple generators connected to a slack bus (#785)

Merged pull requests:

• Jacobian Support for Basic Network (#777) (@jbarberia)
• Fix DC-OTS branch on/off constraint for negative reactance values (#783) (@ccoffrin)
• Fix PowerFlow Bug with Multiple Generators at Slack Buses (#787) (@ccoffrin)
• Tidyup Basic Jacobian Feature (#789) (@ccoffrin)