Added public files

Roughly added all public files. Probably missed some, though.
diff --git a/obj/tools/MGtool/man.d/xset b/obj/tools/MGtool/man.d/xset
new file mode 100644
index 0000000..cb7c66d
--- /dev/null
+++ b/obj/tools/MGtool/man.d/xset
@@ -0,0 +1,15 @@
+SYNOPSIS
+      xset [$<name>=<object>]
+
+DESCRIPTION
+      Without an argument all current variable settings will be shown and
+      destructed objects removed from the list of variables.
+      With argument the specified variable will be set.
+
+EXAMPLES
+      xset $deep=deepthought
+      xset $xtool=$me.xtool
+      xset $god=$deep
+      xset $last_result=$result
+      xset $3=^$1.3
+