docs: Small changes to plugin, updated the requirements

Change-Id: I3c05a28991d01e726d4fa8580a720359a2d4ce91
Signed-off-by: jdenisco <jdenisco@cisco.com>
diff --git a/docs/etc/requirements.txt b/docs/etc/requirements.txt
index 59b5b8c..c830f97 100644
--- a/docs/etc/requirements.txt
+++ b/docs/etc/requirements.txt
@@ -1,44 +1,23 @@
-alabaster==0.7.10
-argh==0.26.2
-Babel==2.5.3
-backports-abc==0.5
-certifi==2018.1.18
+alabaster==0.7.12
+Babel==2.6.0
+certifi==2018.10.15
 chardet==3.0.4
 CommonMark==0.5.4
-doc8==0.8.0
 docutils==0.14
-futures==3.2.0; python_version < '3.0'
-idna==2.6
-imagesize==1.0.0
+idna==2.7
+imagesize==1.1.0
 Jinja2==2.10
-livereload==2.5.1
 MarkupSafe==1.0
-packaging==17.1
-pathtools==0.1.2
-pbr==4.0.2
-pluggy==0.6.0
-port-for==0.3.1
-py==1.5.3
+packaging==18.0
 Pygments==2.2.0
-pyparsing==2.2.0
-pytz==2018.4
-PyYAML==3.12
+pyparsing==2.3.0
+pytz==2018.7
 recommonmark==0.4.0
 requests==2.20.0
-restructuredtext-lint==1.1.3
-singledispatch==3.4.0.3
 six==1.11.0
 snowballstemmer==1.2.1
-Sphinx==1.7.2
-sphinx-autobuild==0.7.1
-sphinx-bootstrap-theme==0.6.5
-sphinx-rtd-theme==0.3.0
-sphinxcontrib-httpdomain==1.6.1
-sphinxcontrib-websupport==1.0.1
-stevedore==1.28.0
-tornado==5.0.2
-tox==3.0.0
-typing==3.6.4
-urllib3==1.22
-virtualenv==15.2.0
-watchdog==0.8.3
+Sphinx==1.8.1
+sphinx-rtd-theme==0.4.2
+sphinxcontrib-websupport==1.1.0
+typing==3.6.6
+urllib3==1.24