Which is the case with Python 2.6.
We could do the calculation ourselves, but this is not a very important
feature.

closes #1433

As a result in non interactive mode we are not able to find an event returned by list command

Which is probably never; the feature is unused as far as I know.

The test was here for python3 user, to not import browser1.
Since the load of the exception does not need browser1 anymore (see
"Remove import of browser1 in BaseApplication"), this check is useless

And move it in the same place than before to help the diff...

"informations" is incorrect; try to use a better word, or the invariant "information".

refs #1424

Since the date are now not always imported, it does not make a lot of
sense to not import all date utils