* Adjust all __future__ imports:
for i in $(grep -REl "__future__.*absolute_import" plugins/ tests/); do
sed -e 's/from __future__ import .*/from __future__ import annotations/g' -i $i;
done
* Remove all UTF-8 encoding specifications for Python source files:
for i in $(grep -REl '[-][*]- coding: utf-8 -[*]-' plugins/ tests/); do
sed -e '/^# -\*- coding: utf-8 -\*-/d' -i $i;
done
* Remove __metaclass__ = type:
for i in $(grep -REl '__metaclass__ = type' plugins/ tests/); do
sed -e '/^__metaclass__ = type/d' -i $i;
done
* add a new module iso_create
* add elements in argument spec
* remove changelog for new module
* change the path of test file
* comment out pip check task in test case
* comment out install pip in test case
* move pip install task and add skip python2.6
