r20159 - gnucash/trunk/src/gnome-utils - SQL Backend Version Control: The final part.

[John Ralls]

Author: jralls
Date: 2011-01-23 14:33:35 -0500 (Sun, 23 Jan 2011)
New Revision: 20159
Trac: http://svn.gnucash.org/trac/changeset/20159

Modified:
   gnucash/trunk/src/gnome-utils/gnc-file.c
Log:
SQL Backend Version Control: The final part.

New error dialog boxes for ERR_SQL_DB_TOO_OLD and ERR_SQL_DB_TOO_NEW
Marks the book read-only if the user doesn't upgrade a too-old db and 
when the user tries to load a too-new db.