diff --git a/extra/peg/authors.txt b/extra/peg/authors.txt
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--- /dev/null
+++ b/extra/peg/authors.txt
@@ -0,0 +1 @@
+Chris Double
diff --git a/extra/peg/summary.txt b/extra/peg/summary.txt
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index 0000000000..324a544036
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+++ b/extra/peg/summary.txt
@@ -0,0 +1 @@
+Parsing Expression Grammar and Packrat Parser