Mark certain tests for using phantomjs. Slow!

Also shorten those marker notes.

django/website/hid/tests/chart_javascript_tests.py

 from djangojs.runners import QUnitSuite, JsTemplateTestCase
 
+import pytest
 
+
+@pytest.mark.phantomjs
 class ChartJavascriptTest(QUnitSuite, JsTemplateTestCase):
     template_name = 'hid/tests/chart.html'
     js_files = (

django/website/hid/tests/util_javascript_tests.py

@@ -7,7 +7,10 @@
 """
 from djangojs.runners import QUnitSuite, JsTemplateTestCase
 
+import pytest
 
+
+@pytest.mark.phantomjs
 class SelectAllCheckboxTest(QUnitSuite, JsTemplateTestCase):
     template_name = 'hid/tests/select_all_checkbox.html'
     js_files = (

django/website/setup.cfg

@@ -3,6 +3,6 @@ addopts = --reuse-db --strict --tb=short
 python_files=*test.py *tests.py
 norecursedirs = static .ve
 markers =
-  client: marks tests that use the django client (and hence run a bit slow)
-  integration: marks tests that are integration tests (just for noting)
-  groupfactory: marks tests that use the group_permissions methods (and hence run a bit slow)
+  integration: marks tests that are integration tests
+  groupfactory: marks tests that use the group_permissions methods
+  phantomjs: marks tests that use phantomjs for testing