revert 8dca9ab5da

revert alpha p10

bak.examples/canonical/include/header.lua

@@ -0,0 +1,16 @@
+local header = {}
+
+header.render = function(std)
+    return table.concat({
+        std.center(std.h1("Canonical")),
+        std.center(table.concat({
+            std.nav("example"),
+            std.nav("example"),
+            std.nav("example"),
+            std.nav("example"),
+            std.nav("example"),
+        }))
+    })
+end
+
+return header