Fixed lots of small nits caught by Ka-Ping Yee <ping@lfw.org>.
diff --git a/Doc/lib/libsignal.tex b/Doc/lib/libsignal.tex
index ce23da1..11f0737 100644
--- a/Doc/lib/libsignal.tex
+++ b/Doc/lib/libsignal.tex
@@ -1,10 +1,10 @@
\section{\module{signal} ---
- Set handlers for asynchronous events.}
+ Set handlers for asynchronous events}
+
\declaremodule{builtin}{signal}
-
-
\modulesynopsis{Set handlers for asynchronous events.}
+
This module provides mechanisms to use signal handlers in Python.
Some general rules for working with signals and their handlers: