v1.5.4

ControlSystems v1.5.4

Diff since v1.5.3

Closed issues:

• Improved default frequency vector for frequency plots (#5)
• gain is not working (#15)
• Transfer function notation in gangoffour and in general (#78)
• Implement zpk with specified user dcgain (#105)
• Improve efficiency of freqresp for state space systems (#108)
• Deprecate function pole and rename to poles (#117)
• Promoting the ControlSystems package (#201)
• Integration with ModelingToolkit.jl (#395)
• Test error on 1.6 beta (#423)
• Docs not updated by new release (#459)
• rlocusplot shows a very long warning with Plots (#785)
• bodeplot not showing plot after 10^2 (#787)

Merged pull requests:

• add option to disable u dims check in lsim (#786) (@baggepinnen)
• CompatHelper: bump compat for Hungarian to 0.7, (keep existing compat) (#788) (@github-actions[bot])
• extended_gangoffour sign fix (#789) (@baggepinnen)
• better default time vector heuristic (#790) (@baggepinnen)