Remove unnecessary import statement

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Merge LegacyHeadlessTest into HeadlessEnvironmentTest

These test classes really serve the same purpose.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Use the addPluginClasspath(ClassLoader) method in the headless test

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Simplify headless test

No need to save the thread name twice.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Prepare for ImageJ 1.48t

A new method in the GenericDialog...

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Bump parent to latest pom-scijava version

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>