runCommand -package:options -package:shake -package:structured-cli -package:pandoc-plot -package:process -package:io-streams -package:quickcheck-state-machine -package:cabal-install -package:graphviz is:exact

Run command against the database and return its result
Runs a command using the shell.
Given a list of command/action pairs, prompt the user to choose a command using dmenu and return the corresponding action.