users-guide: Some more release notes for 8.6.4

Authored by bgamari on Feb 12 2019, 12:17 PM.

Description

users-guide: Some more release notes for 8.6.4

Details

Committed
bgamariFeb 12 2019, 12:17 PM
Parents
rGHC0f253b890ca3: Stack: fix name mangling.
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