Install nose no-network and timer plugins, use no-network in test & coverage

requirements-dev.txt

@@ -1,6 +1,8 @@
 coverage
 mock
 nose
+nose-no-network
+nose-timer
 pycodestyle==2.6.0
 pyflakes==2.2.0
 readme_renderer[md]==26.0

script/coverage

@@ -36,7 +36,7 @@ grep -r -I --line-number "# pragma: +no.*cover" octodns && {
   exit 1
 }
 
-coverage run --branch --source=octodns --omit=octodns/cmds/* "$(command -v nosetests)" --with-xunit "$@"
+coverage run --branch --source=octodns --omit=octodns/cmds/* "$(command -v nosetests)" --with-no-network --with-xunit "$@"
 coverage html
 coverage xml
 coverage report --show-missing

script/test

@@ -30,4 +30,4 @@ export ARM_CLIENT_SECRET=
 export ARM_TENANT_ID=
 export ARM_SUBSCRIPTION_ID=
 
-nosetests "$@"
+nosetests --with-no-network "$@"