diff --git a/.gitignore b/.gitignore
index 62a1265..c22ecac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,4 +7,6 @@ __pycache__
 wiki/trash
 wiki/notes.sqlite
 upload.sh
+wiki/**/*.png
+wiki/**/*.png.cache
 
diff --git a/pelicanconf-full.py b/pelicanconf-full.py
index c56317d..5b8a777 100644
--- a/pelicanconf-full.py
+++ b/pelicanconf-full.py
@@ -75,7 +75,7 @@ I18N_GETTEXT_DOMAIN = 'messages'
 JINJA_ENVIRONMENT = {'extensions': ['jinja2.ext.i18n']}
 
 PLUGIN_PATHS = ["plugins/official", "plugins/thirdparty"]
-PLUGINS = [i18n(), "pelican-css", "pelidoc", "series", "subcategory", "tag_cloud", "tipue_search", "replacer", "asciidoctor"]
+PLUGINS = [i18n(), "pelican-css", "series", "subcategory", "tag_cloud", "tipue_search", "replacer", "asciidoctor"]
 
 
 ASCIIDOCTOR_CMD = "asciidoctor"
@@ -87,6 +87,7 @@ ASCIIDOCTOR_EXTRA_OPTIONS = [
         '--attribute=pygments-css=class',
         '--attribute=lang=ru',
         '--attribute=figure-caption=Рис.',
+        '--attribute=toc-title=Содержание',
         '--attribute=experimental',
 ]
 
diff --git a/pelicanconf.py b/pelicanconf.py
index f785ead..88ac103 100644
--- a/pelicanconf.py
+++ b/pelicanconf.py
@@ -75,7 +75,7 @@ I18N_GETTEXT_DOMAIN = 'messages'
 JINJA_ENVIRONMENT = {'extensions': ['jinja2.ext.i18n']}
 
 PLUGIN_PATHS = ["plugins/official", "plugins/thirdparty"]
-PLUGINS = [i18n(), "pelican-css", "pelidoc", "series", "subcategory", "tag_cloud", "tipue_search", "replacer", "asciidoctor"]
+PLUGINS = [i18n(), "pelican-css", "series", "subcategory", "tag_cloud", "tipue_search", "replacer", "asciidoctor"]
 
 
 ASCIIDOCTOR_CMD = "asciidoctor"
diff --git a/themes/bootstrap4 b/themes/bootstrap4
index 905ab86..ce6b186 160000
--- a/themes/bootstrap4
+++ b/themes/bootstrap4
@@ -1 +1 @@
-Subproject commit 905ab8643375567ca466033b89e33c9ca0ce559a
+Subproject commit ce6b18660a933855dbe996fc5b5d3d0ac1c25223