Clean: Remove unnecessary .spec files from basic buildtests.
Clean: Remove unnecessary .spec files from import buildtests.
Clean: Remove unnecessary .spec files from import buildtests.
Clean: Remove unnecessary .spec files from interactive buildtests.
Clean: Remove unnecessary .spec files from libraries buildtests.
Issue #631: Add test for IPython.
Clean: Fix test dependencies.
Clean: Readd .spec for test basic/test_threading2.
Clean: Fix test basic/test_onefile_nestedlaunch after rename.
Clean: Readd .spec for test import/test_eggs2.