whitespace normalization

doc/CHANGES.txt

@@ -43,7 +43,7 @@ Zope Changes
 
     Bugs Fixed
 
-     - Collector #790:WebDAV access is granted by default only
+     - Collector #790: WebDAV access is granted by default only
        to Managers and Authenticated users instead to Anonymous users.
        This restricts access to the Control_Panel and especially
        to the Products management to trusted users.

lib/python/Products/PythonScripts/README.txt

@@ -62,7 +62,7 @@ Python Scripts
  
            This is because that package/module would have to be imported for its
            included security assertions to take effect, but to do
-	   that would require importing a module without any security
+           that would require importing a module without any security
            declarations, which defeats the point of the restricted
            python environment.
 
@@ -71,5 +71,5 @@ Python Scripts
            asserting, among other things, that it is safe for Zope to check 
            that package/module for security assertions. As a result, please 
            be careful when place packages or modules that are not Zope Products 
-	   in the Products directory.
+           in the Products directory.