reworked unit test structure to conform to conventions
created new naming convention for regression tests to simplify automated test execution
Merge branch 'github'
small mod to import statements to improve python3 support
small mod to import statements to improve python3 support
small mod to import statements to improve python3 support
small mod to import statements to improve python3 support and minor fix to set_config_xml
small mod to import statements to improve python3 support
small mod to import statements to improve python3 support
fixed unit test bug with last commit
Added python3 support to source projects
added virtualenv config script
improved error handling in virtualenv config script
fixed minor compatibility problem in virtualenv script
further improvements to error handling in virtualenv config script
fixed some minor warning messages when building on python 3.2
Configured scripts to generate distributable wheel file
added wheel package to virtualenv configuration
fixed bug with dependency declarations in setup.py
Added missing packages to wheel file