Deprecated failUnlessEqual() -> assertEqual()

http://docs.python.org/2/library/unittest.html#deprecated-aliases
Deprecated failIfEqual() -> assertNotEqual()

http://docs.python.org/2/library/unittest.html#deprecated-aliases
Deprecated failUnlessRaises() -> assertRaises()

http://docs.python.org/2/library/unittest.html#deprecated-aliases
Deprecated failUnlessAlmostEqual() -> assertAlmostEqual()

http://docs.python.org/2/library/unittest.html#deprecated-aliases
Merge pull request #139 from zas/deprecated_unittest_aliases

Replace deprecated unittest aliases