Nose, coverage, coveralls upgrade to add modern OSX support

Author: Nicolas Ledez

.travis.yml

@@ -20,6 +20,7 @@ install:
   - pip install -e .[dev]
 script:
   - nosetests
+  - coverage report -m
   - python setup.py sdist bdist_wheel && pip install dist/ovh-*.tar.gz && cd /tmp && python -c 'import ovh; ovh.Client("ovh-eu").get("/auth/time", _need_auth=False)' && cd -
 deploy:
   provider: pypi

setup.cfg

@@ -39,18 +39,18 @@ exclude =
 
 [options.extras_require]
 dev =
-    coverage>=5.0.3
+    coverage==5.5
     mock==1.0.1
-    nose==1.3.3
+    nose==1.3.7
     yanc==0.2.4
     Sphinx==1.2.2
-    coveralls==0.4.4
+    coveralls==3.2.0
     setuptools>=30.3.0
     wheel
 test =
-    coverage>=5.0.3
+    coverage==5.5
     mock==1.0.1
-    nose==1.3.3
+    nose==1.3.7
     yanc==0.2.4
 
 [test]