Allow debugging launch configs

In our build we have a couple of JavaExec tasks that we frequently want to debug. Currently, we need to run the task with the --debug-jvm argument and then run another launch configuration to connect via remote debugging. Buildship launch configs should make this a one-click operation. The --debug-jvm argument should be added automatically and the remote debugger should be attached automatically.

This is already planned. I’ve added a separate story for this here: