allow to add object initializers, for complex valdations as unique entity
feature #920 allow to add object initializers, for complex valdations as unique entity (dominikzogg)

This PR was squashed before being merged into the 1.2.x-dev branch (closes #920).

Discussion
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allow to add object initializers, for complex valdations as unique entity

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3a0eac0 allow to add object initializers, for complex valdations as unique entity