The ShellFunctions plugin file adds common shell functions to the dynamic-graph shell.
The supplementary commands provided (you can also type 'help' at the dynamic-graph shell command line to see them and a brief description):
LoadPlugins Try DisplayPlugins DisplayFactory Commentary Unplug ClearPlugin SignalTime SynchroSignal Echo Copy Freeze Squeeze EnableTrace SetPrompt Sleep Beep FlagSet CompletionList
See doxygen documentation for the class ShellFunctions
shell-functions.dll or shell-functions.so.