diff --git a/doc/buildings.svg b/doc/buildings.svg
index 201c191..a745899 100644
--- a/doc/buildings.svg
+++ b/doc/buildings.svg
@@ -1,2 +1,2 @@
-
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+
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diff --git a/doc/lanes.svg b/doc/lanes.svg
index 553e0ce..83a92e7 100644
--- a/doc/lanes.svg
+++ b/doc/lanes.svg
@@ -1,2 +1,2 @@
-
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+
\ No newline at end of file
diff --git a/doc/surveillance.svg b/doc/surveillance.svg
index 3e3091d..3d6eaf0 100644
--- a/doc/surveillance.svg
+++ b/doc/surveillance.svg
@@ -1,2 +1,2 @@
-
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+
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diff --git a/doc/trees.svg b/doc/trees.svg
index b59fdbb..192ebb3 100644
--- a/doc/trees.svg
+++ b/doc/trees.svg
@@ -1,2 +1,2 @@
-
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+
\ No newline at end of file