Fixed 14796 -- Modified order of operations performed on field names by the...

Fixed 14796 -- Modified order of operations performed on field names by the inspectdb command so it doesn't generates model fields with names equal to Python keywords. Thanks pappjm at gmail dot com for the report and mmcnickle for the fix.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@15296 bcc190cf-cafb-0310-a4f2-bffc1f526a37