Asmir Mustafic 7f78ef9ba6 Restore jms nested groups feature (#1402)
* fix missing variable definition

* fix caching typo

* do not pre allocate reserved names

* use model hash instead of spl hash

* register later the model
2018-10-10 17:24:13 +02:00
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2017-12-22 17:42:18 +00:00