Cleaned up equallogic.parse_show; minor improvements

* Moved column wrap removal from parse_show to its own function
* Added/modified docstrings conforming to reStructuredText
* Added/changed comments

Minor improvements, fixes to equallogic.parse_show
Began adding unit tests (nose)
Change python version to "2.7" in .travis.yml
Changed setup.py to import setuptools instead of disttools
Removed deprecated --use-mirrors option in .travis.yml
Corrected packages option in setup.py
Removed empty element in setup.py packages option
Changed verbosity option in setup.cfg
Merge pull request #4 from jeandesmorts/jds_working

EqualLogic module clean-up; unit testing