Edited db/transactions.txt changes from [17341]

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17423 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/topics/db/transactions.txt

@@ -226,13 +226,13 @@ Savepoints
 ==========
 
 A savepoint is a marker within a transaction that enables you to roll back part
-of a transaction, rather than the full transaction. Savepoints are available to
-the PostgreSQL 8, Oracle and MySQL (version 5.0.3 and newer, when using the
-InnoDB storage engine) backends. Other backends will provide the savepoint
-functions, but they are empty operations - they won't actually do anything.
+of a transaction, rather than the full transaction. Savepoints are available
+with the PostgreSQL 8, Oracle and MySQL (version 5.0.3 and newer, when using
+the InnoDB storage engine) backends. Other backends provide the savepoint
+functions, but they're empty operations -- they don't actually do anything.
 
 .. versionchanged:: 1.4
-   Savepoint support when using the MySQL backend was added in Django 1.4
+   Savepoint support for the MySQL backend was added in Django 1.4.
 
 Savepoints aren't especially useful if you are using the default
 ``autocommit`` behavior of Django. However, if you are using