Upgrade to correct parent POM

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

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
The 'ij' dependency version is now managed

Therefore we do not need to override it any longer.

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

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Remove unused exec-maven-plugin configuration

We would need a main class for that...

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

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