changelog: book subchapters

hollasch · hollasch · commit 5a775d34544c · 2020-04-02T01:06:36.000-07:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -4,6 +4,9 @@ Change Log -- Ray Tracing in One Weekend
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 # v3.1.0 (in progress)
 
+### Common
+- New: subchapters throughout all three books (#267)
+
 ### _In One Weekend_
 - Fix: Update image and size for first PPM image
 - Fix: Update image and size for blue-to-white gradient image
