added 2to3 compatibility in setup.py. added a simple test to ensure the import of jiracli is atleast satisified
configuration tweaks to allow the tests to run correctly in travis-ci
updating version to 0.3.4
updating version to 0.3.5
added classifiers to setup.py
Add CLASSIFIERS to manifest

Since it was missing, it was not put into the source distribution, and
so building from the source distribution failed.
Merge pull request #1 from petere/manifest-fix

Add CLASSIFIERS to manifest
updating version to 0.3.6
#2: added support for listing jira comments in verbose mode or comments-only mode
updating version to 0.3.7