Clear references on reload

Author: GregoryTravis

engine/runtime-instrument-common/src/main/scala/org/enso/interpreter/instrument/command/RecomputeContextCmd.scala

@@ -11,6 +11,7 @@ import org.enso.interpreter.instrument.{
 }
 import org.enso.interpreter.instrument.execution.RuntimeContext
 import org.enso.interpreter.instrument.job.{EnsureCompiledJob, ExecuteJob}
+import org.enso.interpreter.runtime.EnsoContext
 import org.enso.polyglot.runtime.Runtime.Api
 import org.enso.polyglot.runtime.Runtime.Api.RequestId
 
@@ -42,6 +43,7 @@ class RecomputeContextCmd(
     ec: ExecutionContext
   ): Future[Boolean] = {
     Future {
+      EnsoContext.get(null).getReferencesManager().releaseAll()
       ctx.jobControlPlane.abortJobs(
         request.contextId,
         "recompute context",