v0.9.4

OptimalControl v0.9.4

Diff since v0.9.2

Merged pull requests:

• update doc (#232) (@ocots)
• move solve to OptimalControl (#233) (@PierreMartinon)
• foo (#235) (@ocots)
• remove CTProblems dependence (#238) (@ocots)

Closed issues:

• Go to general registry 🤞 (#208)
• Stop using multidocumenter (#217)
• Common solve (#221)
• Review of the documentation (#231)
• Remove CTProblems.jl dependence (#234)
• TagBot trigger issue (#237)