bugfix: endless loop in parser; added sphinx wrapper

doc/lib.txt

@@ -470,6 +470,8 @@ Database support
   Contains a wrapper for SQLite 3 API.
 * `odbcsql <odbcsql.html>`_
   interface to the ODBC driver.
+* `sphinx <sphinx.html>`_
+  Nimrod wrapper for ``shpinx``.
 
 
 XML Processing

doc/tut1.txt

@@ -569,7 +569,8 @@ caller, a ``var`` parameter can be used:
 
 In the example, ``res`` and ``remainder`` are `var parameters`.
 Var parameters can be modified by the procedure and the changes are
-visible to the caller.
+visible to the caller. Note that the above example would better make usage of
+a tuple as a return value instead of using var parameters.
 
 
 Discard statement