Drop nose dependencies

Horizon test setting no longer depends on nose and related stuffs.
This commit cleans up nose related dependencies.

The change was made in horizon Rocky-3,
so horizon 14.0.0.0b3 is required at least.

Change-Id: Ib54eb9e4cd0b4b8574a07d3b6884d4657ed296f2

lower-constraints.txt

@@ -17,7 +17,6 @@ Django==1.11
 django-appconf==1.0.2
 django-babel==0.6.2
 django-compressor==2.0
-django-nose==1.4.4
 django-pyscss==2.0.2
 docutils==0.11
 dogpile.cache==0.6.2
@@ -31,7 +30,7 @@ flake8-import-order==0.13
 futurist==1.2.0
 greenlet==0.4.10
 hacking==0.12.0
-horizon==14.0.0b2
+horizon==14.0.0b3
 idna==2.6
 imagesize==0.7.1
 iso8601==0.1.11
@@ -51,8 +50,6 @@ msgpack-python==0.4.0
 munch==2.1.0
 netaddr==0.7.18
 netifaces==0.10.4
-nose==1.3.7
-nosehtmloutput==0.0.3
 openstackdocstheme==1.18.1
 openstacksdk==0.11.2
 os-client-config==1.28.0

requirements.txt

@@ -3,5 +3,5 @@
 # process, which may cause wedges in the gate later.
 
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
-horizon>=14.0.0.0b2 # Apache-2.0
+horizon>=14.0.0.0b3 # Apache-2.0
 python-neutronclient>=6.7.0 # Apache-2.0

test-requirements.txt

@@ -6,10 +6,8 @@
 hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 
 coverage!=4.4,>=4.0 # Apache-2.0
-django-nose>=1.4.4 # BSD
 flake8-import-order==0.13 # LGPLv3
 mock>=2.0.0 # BSD
-nosehtmloutput>=0.0.3 # Apache-2.0
 sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
 openstackdocstheme>=1.18.1 # Apache-2.0
 reno>=2.5.0 # Apache-2.0