Task appengineFunctionalTest let local dev running after execution

[avianey]

Running functional test starts a local server but does not stop it at the end... could this be fix to automatically stop the running instance ?

14:21:08: Executing external task 'appengineFunctionalTest'...
Configuration on demand is an incubating feature.
:backend:appengineDownloadSdk
:backend:compileJava UP-TO-DATE
:backend:processResources UP-TO-DATE
:backend:classes UP-TO-DATE
:backend:appengineEndpointsGetClientLibs UP-TO-DATE
:backend:appengineEndpointsGetDiscoveryDocs UP-TO-DATE
:backend:war
:backend:appengineExplodeApp
:backend:appengineRun
:backend:compileFunctionalTestJava
:backend:processFunctionalTestResources UP-TO-DATE
:backend:functionalTestClasses
:backend:appengineFunctionalTest

BUILD SUCCESSFUL

Total time: 11.521 secs
14:21:19: External task execution finished 'appengineFunctionalTest'.

[loosebazooka]

I belive this was fixed in #159 , will go out in 1.9.18