Nouvelles de JSesh
JSesh currently uses a nice library, called Quaqua, to be more Mac-OSX compatible... However, Quaqua development seems to be over (the Java 8 version is still listed as "unstable", so I'm not going to use it).
Jsesh is still functional, but has lost a bit of user-friendliness. For instance, use of...
From Mac OS X Mountain Lion onward, new Mac OS X machines don't include Java.
Currently, JSesh expects java to be where it used to be on old machines, which means you must get it from here : http://support.apple.com/kb/DL1572 (before installing JSesh).
Note that I have experimented, and found...