scipy: Two test errors for SciPy version 0.18.0.dev0+8346eea on Fedora 23

Only the first is unexpected.

======================================================================
FAIL: test_highpass (test_filter_design.TestCheb2ord)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/charris/Workspace/scipy.git/build/testenv/lib64/python2.7/site-packages/scipy/signal/tests/test_filter_design.py", line 755, in test_highpass
    assert_array_less(dB(h[w <= ws]), -rs + 0.1)
  File "/home/charris/.local/lib/python2.7/site-packages/numpy-1.12.0.dev0+812ca6f-py2.7-linux-x86_64.egg/numpy/testing/utils.py", line 987, in assert_array_less
    header='Arrays are not less-ordered')
  File "/home/charris/.local/lib/python2.7/site-packages/numpy-1.12.0.dev0+812ca6f-py2.7-linux-x86_64.egg/numpy/testing/utils.py", line 701, in assert_array_compare
    chk_same_position(x == -inf, y == -inf, hasval='-inf')
  File "/home/charris/.local/lib/python2.7/site-packages/numpy-1.12.0.dev0+812ca6f-py2.7-linux-x86_64.egg/numpy/testing/utils.py", line 677, in chk_same_position
    raise AssertionError(msg)
AssertionError: 
Arrays are not less-ordered

x and y -inf location mismatch:
 x: array([      -inf, -91.742285, -85.750423, -82.276594, -79.845227,
       -77.994061, -76.51738 , -75.30565 , -74.293708, -73.439756,
       -72.715507, -72.101054, -71.581996, -71.147714, -70.790307,...
 y: array(-69.9)

======================================================================
FAIL: test_qhull.TestUtilities.test_degenerate_barycentric_transforms
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/nose/case.py", line 197, in runTest
    self.test(*self.arg)
  File "/home/charris/Workspace/scipy.git/build/testenv/lib64/python2.7/site-packages/scipy/spatial/tests/test_qhull.py", line 325, in test_degenerate_barycentric_transforms
    assert_(bad_count < 20, bad_count)
  File "/home/charris/.local/lib/python2.7/site-packages/numpy-1.12.0.dev0+812ca6f-py2.7-linux-x86_64.egg/numpy/testing/utils.py", line 63, in assert_
    raise AssertionError(smsg)
AssertionError: 20

----------------------------------------------------------------------
Ran 22939 tests in 196.724s