+1.2: 2017-07-11::
+ Under oldstyle, new-school single-letter command synonyms are ignored.
+ Switched from linenoise to editline for new-style line input.
+ The -s option is no longer required to paste command input; it is removed.
+
+1.1: 2017-06-29::
+ There is a 'version' command.
+ Include tests directory in generated tarball.
+ Support command-line editing with arrow keys and Emacs keystrokes.
+ Save format has changed.
+
+1.0: 2017-06-05::