Allows to compute the difference between two dynSeries with different starting dates

matlab/@dynSeries/minus.m

@@ -38,9 +38,9 @@ function A = minus(B,C)
 %
 % You should have received a copy of the GNU General Public License
 % along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
-
+[B, C] = align(B, C);
 if ~isequal(B.vobs,C.vobs) && ~(isequal(B.vobs,1) || isequal(C.vobs,1))
-    error(['dynSeries::plus: Cannot substract ' inputname(1) ' and ' inputname(2) ' (wrong number of variables)!'])
+    error(['dynSeries::minus: Cannot substract ' inputname(1) ' and ' inputname(2) ' (wrong number of variables)!'])
 else
     if B.vobs>C.vobs
         idB = 1:B.vobs;