Merge in Gwen's fix for GoblinSim backend.

Merge pull request sstsimulator#839 from sstsimulator/devel

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Merge pull request sstsimulator#770 from sstsimulator/mjleven/shmemNi…

…cHostQueueFix

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Cherry Pick changes to fix Cramsim makedist issue

Merge pull request sstsimulator#675 from sstsimulator/devel

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Merge pull request sstsimulator#653 from sstsimulator/devel

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Changes required for 7.0.0 Release

Update product version

Merge pull request sstsimulator#537 from sstsimulator/devel

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Update Caps files for release