test_configure: Fix pylint whitespace warnings

Signed-off-by: Euan Harris <euan.harris@citrix.com>
test_configure: Remove unused imports

Signed-off-by: Euan Harris <euan.harris@citrix.com>
test_configure: Fix most remaining non-docstring Pylint warnings

Signed-off-by: Euan Harris <euan.harris@citrix.com>
Merge pull request #31 from euanh/planexsc

Fix pylint warnings