The file name of the jar produced by the addonJar task.
addonJar
Defaults to <name>-<version>+Nova-<novaRelease>.jar (e.g. MyAddon-1.0.0+Nova-0.21.jar).
<name>-<version>+Nova-<novaRelease>.jar
MyAddon-1.0.0+Nova-0.21.jar