variable assigment button moved to SequentOptionsMenu

Bug: model.getSelectedGoalNodeToShow().getAssignment() in GoalOptionsMenu is always empty
5 jobs for luonng_variableAssignment in 7 minutes and 16 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
failed #69954
allowed to fail
build:jdk10

00:01:08

passed #69955
build:jdk8

00:02:25

failed #69953
allowed to fail
build:jdk9

00:01:34

 
  Test
failed #69956
allowed to fail
test

00:00:55

 
  Deploy
failed #69957
allowed to fail
deploy

00:01:11

 
Name Stage Failure
failed
deploy Deploy There is an unknown failure, please try again

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org
1 actionable task: 1 executed

BUILD FAILED in 8s
ERROR: Job failed: exit code 1
failed
test Test There is an unknown failure, please try again

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

BUILD FAILED in 29s
1 actionable task: 1 executed
ERROR: Job failed: exit code 1
failed
build:jdk10 Build There is an unknown failure, please try again

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

BUILD FAILED in 29s
1 actionable task: 1 executed
ERROR: Job failed: exit code 1
failed
build:jdk9 Build There is an unknown failure, please try again

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

BUILD FAILED in 31s
1 actionable task: 1 executed
ERROR: Job failed: exit code 1