Merge branch 'fix-gsvd' into 'master'

Fixing SVD test

See merge request !18

bob/math/test_gsvd.py

@@ -104,7 +104,7 @@ def test_svd_signal():
 
   U_ref = numpy.array([[  2.20825004e-03,  -1.80819459e-03,  -9.99995927e-01],
                        [ -7.09549949e-01,  7.04649416e-01,  -2.84101853e-03],
-                       [ -7.04651683e-01,  -7.09553332e-01,  -2.73037723e-04]])
+                       [ 7.04651683e-01,  7.09553332e-01,  2.73037723e-04]])
   
   [U,S,V] = bob.math.svd(A)
   nose.tools.eq_((abs(U-U_ref) < 1e-8).all(), True)