Fixed typo.

4dced05d · Stéphane Adjemian · d0fed77f · 4dced05d
Commit 4dced05d authored Sep 03, 2013 by Stéphane Adjemian
--- a/matlab/isaletter.m
+++ b/matlab/isaletter.m
@@ -18,4 +18,4 @@ function info = isaletter(str)
 % You should have received a copy of the GNU General Public License
 % along with Dynare.  If not, see <http://www.gnu.org/licenses/>.

-info = any(islatter(str));
\ No newline at end of file
+info = any(isletter(str));
\ No newline at end of file