* Remove remnants of the recursive merge strategy backend, which was
superseded by the ort merge strategy.
+ * Optimize the code to dedup references recorded in a bundle file.
+
Fixes since v2.49
-----------------
* Incorrect sorting of refs with bytes with high-bit set on platforms
with signed char led to a BUG, which has been corrected.
+ * "make perf" fixes.
+ (merge 1665f12fa0 pb/perf-test-fixes later to maint).
+
+ * Doc mark-up updates.
+ (merge 5a5565ec44 ja/doc-reset-mv-rm-markup-updates later to maint).
+
+ * Work around false positive from CodeQL checker.
+ (merge 0f558141ed js/range-check-codeql-workaround later to maint).
+
+ * "git log --{left,right}-only A...B", when A and B does not share
+ any common ancestor, now behaves as expected.
+ (merge e7ef4be7c2 mh/left-right-limited later to maint).
+
* Other code cleanup, docfix, build fix, etc.
(merge 227c4f33a0 ja/doc-block-delimiter-markup-fix later to maint).
(merge 2bfd3b3685 ab/decorate-code-cleanup later to maint).