Added public files
Roughly added all public files. Probably missed some, though.
diff --git a/doc/hook/erq_stop b/doc/hook/erq_stop
new file mode 100644
index 0000000..a135a1c
--- /dev/null
+++ b/doc/hook/erq_stop
@@ -0,0 +1,20 @@
+SYNOPSIS
+ #include <sys/driver_hooks.h>
+
+ set_driver_hook(H_ERQ_STOP, value)
+
+ <value> being:
+
+ void <closure>()
+
+DESCRIPTION
+ Optional hook to notify the mudlib about the termination of
+ the erq demon. Hook setting may be any closure.
+
+ The closure is called without arguments and may do whatever it
+ likes to clean-up after the erq.
+
+HISTORY
+
+SEE ALSO
+ hooks(C)