Cosmetric tweaks in the CRUD list view (#458)

caravel/models.py

@@ -89,6 +89,10 @@ class AuditMixinNullable(AuditMixin):
     def changed_by_(self):
         return '{}'.format(self.changed_by or '')
 
+    @renders('changed_on')
+    def changed_on_(self):
+        return '<span class="no-wrap">{}</span>'.format(self.changed_on)
+
     @renders('changed_on')
     def modified(self):
         s = humanize.naturaltime(datetime.now() - self.changed_on)

caravel/views.py

@@ -188,7 +188,7 @@ appbuilder.add_view_no_menu(DruidMetricInlineView)
 
 class DatabaseView(CaravelModelView, DeleteMixin):  # noqa
     datamodel = SQLAInterface(models.Database)
-    list_columns = ['database_name', 'sql_link', 'creator', 'changed_on']
+    list_columns = ['database_name', 'sql_link', 'creator', 'changed_on_']
     add_columns = [
         'database_name', 'sqlalchemy_uri', 'cache_timeout', 'extra']
     search_exclude_columns = ('password',)
@@ -235,7 +235,7 @@ class TableModelView(CaravelModelView, DeleteMixin):  # noqa
     datamodel = SQLAInterface(models.SqlaTable)
     list_columns = [
         'table_link', 'database', 'sql_link', 'is_featured',
-        'changed_by_', 'changed_on', 'perm']
+        'changed_by_', 'changed_on_']
     add_columns = [
         'table_name', 'database', 'schema',
         'default_endpoint', 'offset', 'cache_timeout']