fixed issues 1742:dal Teradata connection issue. cursors not being closed at the end of sessions, thanks awilliman01

VERSION

@@ -1 +1 @@
-Version 2.7.4-stable+timestamp.2013.10.23.20.12.15
+Version 2.7.4-stable+timestamp.2013.10.26.21.45.59

applications/welcome/static/js/web2py.js

@@ -513,7 +513,7 @@
       if(flash.html()) flash.append('<span id="closeflash"> &times; </span>').slideDown();
     },
     hide_flash: function () {
-      $('.flash').hide().html('');
+	  $('.flash').fadeOut(0).html('');
     },
     show_if_handler: function (target) {
       var triggers = {};

gluon/dal.py

@@ -4046,6 +4046,12 @@ class TeradataAdapter(BaseAdapter):
         self.connector = connector
         if do_connect: self.reconnect()
 
+    def close(self,action='commit',really=True):
+        # Teradata does not implicitly close off the cursor
+        # leading to SQL_ACTIVE_STATEMENTS limit errors
+        self.cursor.close()
+        ConnectionPool.close(self, action, really)
+
     def LEFT_JOIN(self):
         return 'LEFT OUTER JOIN'