Update distribution README regarding paths

- Corrected path to 'docs/spring-framework-reference'
- Minor formatting changes

src/dist/readme.txt

@@ -1,12 +1,11 @@
 Spring Framework version ${version}
-===============================================================================
+================================================================================
 
-To find out what has changed since any earlier releases, see
-'docs/changelog.txt'.
+To find out what has changed since any earlier releases, see 'docs/changelog.txt'.
 
-Please consult the documentation located within the 'docs/reference' directory
-of this release and also visit the official Spring Framework home at
-http://www.springsource.org/spring-framework
+Please consult the documentation located within the
+'docs/spring-framework-reference' directory of this release and also visit
+the official Spring Framework home at http://www.springsource.org/spring-framework
 
 There you will find links to the forum, issue tracker, and other resources.