Add a history class for the upcoming script interpreters
Add a history class for the upcoming script interpreters

The newly-introduced History class maintains the history of most recently
executed statements and has functionality to persist and retrieve the list
from the preferences.

Signed-off-by: Johannes Schindelin <53fb8db7833fca1e1746dd8592f61048d350f64c@gmx.de>

scijava/scijava-common