Update the changelog for gh-999

CHANGELOG.md

@@ -27,12 +27,16 @@ Changelog
 -   Support non-gate instructions (e.g. `MEASURE`) in `to_latex()` (@notmgsk, gh-975).
 -   Test suite has been updated to reduce the use of deprecated features
     (@kilimanjaro, gh-998).
+-   Type hints have been added to `pyquil.gates` and `pyquil.quilatom` modules (@appleby gh-999).
 
 ### Bugfixes
 
--   Strength two symmetrization was not correctly producing orthogonal 
-    arrays due to erroneous truncation, which has been fixed 
-    (@kylegulshen, gh-990).
+-   Strength two symmetrization was not correctly producing orthogonal arrays due to erroneous
+    truncation, which has been fixed (@kylegulshen, gh-990).
+-   The `STORE` instruction now accepts `int` or `float` in addition to `MemoryReference` as it's
+    `source` argument (@appleby, gh-999).
+-   The `EQ`, `LT`, `LE`, `GT`, and `GE` instruction now all accept `float` in addition to `int` or
+    `MemoryReference` as their third and final argument (@appleby gh-999).
 
 [v2.11](https://github.com/rigetti/pyquil/compare/v2.10.0...v2.11.0) (September 3, 2019)
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