IASTNGChecker has been renamed to IAstroidChecker.

See: https://github.com/rory/python-pylint-i18n/pull/1
Merge pull request #10 from cachedout/pylint-import-fix

IASTNGChecker has been renamed to IAstroidChecker.
Still support PyLint < 1.0
Improve skip messages.
Allow `super()` usage under Python 2.6 using `unittest2`.
Correct the class name.
Delete the docker container after the test suite execution exits.
Pass the terminal size to the docker instance.
PyLint >= 1.0 already provides a `trailing-whitespace`.
Minor cosmetic changes(printing)
Sleep a litle before cleaning docker container
Provide fake objects in order to fail on imports.
Merge pull request #11 from saltstack/develop

Merge current develop branch into Stable for 0.5.4