use basic settings rather than default settings for test fixture, which avoid having ibiblio resolver in test settings
use basic settings rather than default settings for test fixture, which avoid having ibiblio resolver in test settings

git-svn-id: bddd0b838a5b7898c5897d85c562f956f46262e5@602250 13f79535-47bb-0310-9956-ffa450edef68

pantsbuild/ivy,pantsbuild/ivy