apply bill's patch
add test suite for issue 104
client.py: Debug changes based on test suite inputs.
client.py: Add args structure validation based on wsdl input.
afip_test.py: 'Cuit' argument must be a number to pass validation.
issues_tests.py: alter argument structure for issue104 to match others
trazamed_tests.py: correct mispelling of argument to pass validation
tests: assert all input args
Merge branch 'bill2' into dev

Conflicts:
	pysimplesoap/client.py
	tests/afip_tests.py
	tests/issues_tests.py
looks like we'are not using trace anymore - use logging module instead
add bill to authors
pep8 & little cleanup
Revert "test_issue8 disabled due gateway timeout"

This reverts commit 998757415a13613eb3e24dcae6b035ca457e33ee.
cosmetics
little cleanup again
disable travis for python3 on this branch
client: simplify default timeout
setup.py is now executable (chmod)
Merge branch 'dev' into python3

Conflicts:
	pysimplesoap/client.py
	pysimplesoap/helpers.py
	tests/client_tests.py
	tests/issues_tests.py
	tests/licencias_tests.py
Revert "disable travis for python3 on this branch"

This reverts commit 5b9ca260f1694b83ad25684e27868497395d3d08.
tests: coding issues in tramzed_tests