Reference

Simulation functions
probnzeros()	Get probability of zero bycatch given effort
Plot functions
plot_cv()	Plot bycatch estimation CV vs. observer coverage
plot_probposobs()	Plot probability of positive bycatch vs observer coverage
plot_uclnegobs()	Plot upper confidence limit of total bycatch given none observed
Shiny functions
run_shiny()	Run Shiny interface with ObsCovgTools