Rob W. W. Hooft's spelling fixes for the Library Reference. I hope
SourceForge doesn't choke on this batch :-)

I'm not entirely sure this is 100% correct. The patch changes an
\index{persistency} to \index{presistence}, and I don't know what \index{}
does. But it seems to do so persi--er, consistently, so I hope it isn't a
problem.
diff --git a/Doc/lib/libparser.tex b/Doc/lib/libparser.tex
index c478b93..96256ad 100644
--- a/Doc/lib/libparser.tex
+++ b/Doc/lib/libparser.tex
@@ -593,7 +593,7 @@
 define both types of elements.
 
 Most of the accessor functions are declared in \class{SuiteInfoBase}
-and do not need to be overriden by subclasses.  More importantly, the
+and do not need to be overridden by subclasses.  More importantly, the
 extraction of most information from a parse tree is handled through a
 method called by the \class{SuiteInfoBase} constructor.  The example
 code for most of the classes is clear when read alongside the formal
@@ -684,7 +684,7 @@
 something else.  For the definition statements, the name of the
 element defined is extracted and a representation object
 appropriate to the definition is created with the defining subtree
-passed as an argument to the constructor.  The repesentation objects
+passed as an argument to the constructor.  The representation objects
 are stored in instance variables and may be retrieved by name using
 the appropriate accessor methods.