runCommand -package:options -package:shake -package:io-streams -is:exact is:exact -package:libmpd -package:process -package:graphviz -package:hledger -package:mongoDB
Given a list of command/action pairs, prompt the user to choose a
command using dmenu and return the corresponding action.
Run a command within the PlotM monad. Stderr stream is read
and decoded, while Stdout is ignored. Logging happens at the debug
level if the command succeeds, or at the error level if it does not