diff -r 54aeb42c0d80 -r e12e18e99a68 docs/build/html/_static/epub.css
--- a/docs/build/html/_static/epub.css	Tue Nov 22 21:35:46 2016 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,310 +0,0 @@
-/*
- * default.css_t
- * ~~~~~~~~~~~~~
- *
- * Sphinx stylesheet -- default theme.
- *
- * :copyright: Copyright 2007-2016 by the Sphinx team, see AUTHORS.
- * :license: BSD, see LICENSE for details.
- *
- */
-
-@import url("basic.css");
-
-/* -- page layout ----------------------------------------------------------- */
-
-body {
-    font-family: {{ theme_bodyfont }};
-    font-size: 100%;
-    background-color: {{ theme_footerbgcolor }};
-    color: #000;
-    margin: 0;
-    padding: 0;
-}
-
-div.document {
-    background-color: {{ theme_sidebarbgcolor }};
-}
-
-div.documentwrapper {
-    float: left;
-    width: 100%;
-}
-
-div.bodywrapper {
-    margin: 0 0 0 230px;
-}
-
-div.body {
-    background-color: {{ theme_bgcolor }};
-    color: {{ theme_textcolor }};
-    padding: 0 20px 30px 20px;
-}
-
-{%- if theme_rightsidebar|tobool %}
-div.bodywrapper {
-    margin: 0 230px 0 0;
-}
-{%- endif %}
-
-div.footer {
-    color: {{ theme_footertextcolor }};
-    width: 100%;
-    padding: 9px 0 9px 0;
-    text-align: center;
-    font-size: 75%;
-}
-
-div.footer a {
-    color: {{ theme_footertextcolor }};
-    text-decoration: underline;
-}
-
-div.related {
-    background-color: {{ theme_relbarbgcolor }};
-    line-height: 30px;
-    color: {{ theme_relbartextcolor }};
-}
-
-div.related a {
-    color: {{ theme_relbarlinkcolor }};
-}
-
-div.sphinxsidebar {
-    {%- if theme_stickysidebar|tobool %}
-    top: 30px;
-    bottom: 0;
-    margin: 0;
-    position: fixed;
-    overflow: auto;
-    height: auto;
-    {%- endif %}
-    {%- if theme_rightsidebar|tobool %}
-    float: right;
-    {%- if theme_stickysidebar|tobool %}
-    right: 0;
-    {%- endif %}
-    {%- endif %}
-}
-
-{%- if theme_stickysidebar|tobool %}
-/* this is nice, but it it leads to hidden headings when jumping
-   to an anchor */
-/*
-div.related {
-    position: fixed;
-}
-
-div.documentwrapper {
-    margin-top: 30px;
-}
-*/
-{%- endif %}
-
-div.sphinxsidebar h3 {
-    font-family: {{ theme_headfont }};
-    color: {{ theme_sidebartextcolor }};
-    font-size: 1.4em;
-    font-weight: normal;
-    margin: 0;
-    padding: 0;
-}
-
-div.sphinxsidebar h3 a {
-    color: {{ theme_sidebartextcolor }};
-}
-
-div.sphinxsidebar h4 {
-    font-family: {{ theme_headfont }};
-    color: {{ theme_sidebartextcolor }};
-    font-size: 1.3em;
-    font-weight: normal;
-    margin: 5px 0 0 0;
-    padding: 0;
-}
-
-div.sphinxsidebar p {
-    color: {{ theme_sidebartextcolor }};
-}
-
-div.sphinxsidebar p.topless {
-    margin: 5px 10px 10px 10px;
-}
-
-div.sphinxsidebar ul {
-    margin: 10px;
-    padding: 0;
-    color: {{ theme_sidebartextcolor }};
-}
-
-div.sphinxsidebar a {
-    color: {{ theme_sidebarlinkcolor }};
-}
-
-div.sphinxsidebar input {
-    border: 1px solid {{ theme_sidebarlinkcolor }};
-    font-family: sans-serif;
-    font-size: 1em;
-}
-
-{% if theme_collapsiblesidebar|tobool %}
-/* for collapsible sidebar */
-div#sidebarbutton {
-    background-color: {{ theme_sidebarbtncolor }};
-}
-{% endif %}
-
-/* -- hyperlink styles ------------------------------------------------------ */
-
-a {
-    color: {{ theme_linkcolor }};
-    text-decoration: none;
-}
-
-a:visited {
-    color: {{ theme_visitedlinkcolor }};
-    text-decoration: none;
-}
-
-a:hover {
-    text-decoration: underline;
-}
-
-{% if theme_externalrefs|tobool %}
-a.external {
-   text-decoration: none;
-   border-bottom: 1px dashed {{ theme_linkcolor }};
-}
-
-a.external:hover {
-   text-decoration: none;
-   border-bottom: none;
-}
-
-a.external:visited {
-    text-decoration: none;
-    border-bottom: 1px dashed {{ theme_visitedlinkcolor }};
-}
-{% endif %}
-
-/* -- body styles ----------------------------------------------------------- */
-
-div.body h1,
-div.body h2,
-div.body h3,
-div.body h4,
-div.body h5,
-div.body h6 {
-    font-family: {{ theme_headfont }};
-    background-color: {{ theme_headbgcolor }};
-    font-weight: normal;
-    color: {{ theme_headtextcolor }};
-    border-bottom: 1px solid #ccc;
-    margin: 20px -20px 10px -20px;
-    padding: 3px 0 3px 10px;
-}
-
-div.body h1 { margin-top: 0; font-size: 200%; }
-div.body h2 { font-size: 160%; }
-div.body h3 { font-size: 140%; }
-div.body h4 { font-size: 120%; }
-div.body h5 { font-size: 110%; }
-div.body h6 { font-size: 100%; }
-
-a.headerlink {
-    color: {{ theme_headlinkcolor }};
-    font-size: 0.8em;
-    padding: 0 4px 0 4px;
-    text-decoration: none;
-}
-
-a.headerlink:hover {
-    background-color: {{ theme_headlinkcolor }};
-    color: white;
-}
-
-div.body p, div.body dd, div.body li {
-    text-align: justify;
-    line-height: 130%;
-}
-
-div.admonition p.admonition-title + p {
-    display: inline;
-}
-
-div.admonition p {
-    margin-bottom: 5px;
-}
-
-div.admonition pre {
-    margin-bottom: 5px;
-}
-
-div.admonition ul, div.admonition ol {
-    margin-bottom: 5px;
-}
-
-div.note {
-    background-color: #eee;
-    border: 1px solid #ccc;
-}
-
-div.seealso {
-    background-color: #ffc;
-    border: 1px solid #ff6;
-}
-
-div.topic {
-    background-color: #eee;
-}
-
-div.warning {
-    background-color: #ffe4e4;
-    border: 1px solid #f66;
-}
-
-p.admonition-title {
-    display: inline;
-}
-
-p.admonition-title:after {
-    content: ":";
-}
-
-pre {
-    padding: 5px;
-    background-color: {{ theme_codebgcolor }};
-    color: {{ theme_codetextcolor }};
-    line-height: 120%;
-    border: 1px solid #ac9;
-    border-left: none;
-    border-right: none;
-}
-
-code {
-    background-color: #ecf0f3;
-    padding: 0 1px 0 1px;
-    font-size: 0.95em;
-}
-
-th {
-    background-color: #ede;
-}
-
-.warning code {
-    background: #efc2c2;
-}
-
-.note code {
-    background: #d6d6d6;
-}
-
-.viewcode-back {
-    font-family: {{ theme_bodyfont }};
-}
-
-div.viewcode-block:target {
-    background-color: #f4debf;
-    border-top: 1px solid #ac9;
-    border-bottom: 1px solid #ac9;
-}