Forcibly kill the process when closing a ProcessConnection

This way an emulator doesn't keep hanging around.

Author: MaartenS11

src/main/kotlin/be/ugent/topl/mio/connections/ProcessConnection.kt

@@ -19,6 +19,6 @@ class ProcessConnection(vararg command: String, private val name: String ="Proce
     }
 
     override fun close() {
-        process.destroy()
+        process.destroyForcibly()
     }
 }