diff --git a/docs/static/style.css b/docs/static/style.css
index 6e654ed4a..a42471a22 100644
--- a/docs/static/style.css
+++ b/docs/static/style.css
@@ -1,4 +1,4 @@
-:root{--nmd-color0: #0A3E68;--nmd-color1: #268598;--nmd-color2: #B8D09E;--nmd-color3: #F6CF5E;--nmd-color4: #EC733B;--nmd-color-info: #167cb9;--nmd-color-warn: #ff6700}html{-webkit-text-size-adjust:100%}html:focus-within{scroll-behavior:smooth}body{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;-moz-osx-font-smoothing:grayscale;-webkit-font-smoothing:antialiased;min-height:100vh;position:relative;text-rendering:optimizeSpeed;width:100%}*,:after,:before{box-sizing:border-box}a:not([class]){-webkit-text-decoration-skip:ink;text-decoration-skip-ink:auto}a,abbr,acronym,address,applet,article,aside,audio,b,big,blockquote,body,canvas,caption,center,cite,code,dd,del,details,dfn,div,dl,dt,em,embed,fieldset,figcaption,figure,footer,form,h1,h2,h3,h4,h5,h6,header,hgroup,html,i,iframe,img,ins,kbd,label,legend,li,mark,menu,nav,object,ol,output,p,pre,q,ruby,s,samp,section,small,span,strike,strong,sub,summary,sup,table,tbody,td,tfoot,th,thead,time,tr,tt,u,ul,var,video{border:0;font-size:100%;font:inherit;margin:0;padding:0;vertical-align:baseline}:focus{outline:0}article,aside,details,figcaption,figure,footer,header,hgroup,main,menu,nav,section{display:block}ol,ul{list-style:none}blockquote,q{quotes:none}blockquote:after,blockquote:before,q:after,q:before{content:"";content:none}input,input:required{box-shadow:none}input:-webkit-autofill,input:-webkit-autofill:active,input:-webkit-autofill:focus,input:-webkit-autofill:hover{-webkit-box-shadow:inset 0 0 0 30px #fff}input[type=search]::-webkit-search-cancel-button,input[type=search]::-webkit-search-decoration,input[type=search]::-webkit-search-results-button,input[type=search]::-webkit-search-results-decoration{-webkit-appearance:none;-moz-appearance:none}input[type=search]{-webkit-appearance:none;-moz-appearance:none}input:focus{outline:0}audio,canvas,video{display:inline-block;max-width:100%}audio:not([controls]){display:none;height:0}[hidden]{display:none}a:active,a:hover{outline:0}img{height:auto;max-width:100%;vertical-align:middle}img,picture{display:inline-block}button,input{line-height:normal}button,html input[type=button],input[type=reset],input[type=submit]{-webkit-appearance:button;background:0 0;border:0;cursor:pointer}button[disabled],html 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0;border:0}textarea{overflow:auto;resize:vertical;vertical-align:top}table{border-collapse:collapse;border-spacing:0;text-indent:0}hr{background:#000;border:0;box-sizing:content-box;height:1px;line-height:0;margin:0;overflow:visible;padding:0;page-break-after:always;width:100%}pre{font-family:monospace,monospace;font-size:100%}a{background-color:transparent}abbr[title]{border-bottom:none;text-decoration:none}code,kbd,pre,samp{font-family:monospace,monospace}small,sub,sup{font-size:75%}sub,sup{line-height:0;position:relative;vertical-align:baseline}sub{bottom:-5px}sup{top:-5px}button,input,optgroup,select,textarea{font-family:inherit;font-size:100%;line-height:1;margin:0;padding:0}button,input{overflow:visible}button,select{text-transform:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner,button::-moz-focus-inner{border-style:none;outline:0;padding:0}legend{border:0;color:inherit;display:block;max-width:100%;white-space:normal;width:100%}fieldset{min-width:0}body:not(:-moz-handler-blocked) fieldset{display:block}progress{vertical-align:baseline}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}template{display:none}body{background:white;color:#111827;max-width:min(100ch, 1024px);margin:0 auto;padding:10px;font-family:"Lucida Sans",Arial,sans-serif;font-size:16px;line-height:1.4em}@media (prefers-color-scheme: dark){body{background:#111827;color:#F9FAFB}}h1,h2,h3{color:var(--nmd-color0);font-family:"Lato",sans-serif;font-weight:300;line-height:1.125}@media (prefers-color-scheme: dark){h1,h2,h3{color:var(--nmd-color4)}}h1{font-size:48px;font-weight:300;margin:4rem 0 1.5rem}h2{font-size:32px;font-weight:300;margin:2rem 0 1rem}h3{font-size:20px;font-weight:400;margin:.5rem .25rem}p{margin:.9rem 0}p:first-child{margin-top:0}p:last-child{margin-bottom:0}a{color:var(--nmd-color0);text-decoration:underline;text-underline-offset:3px}a:visited{color:var(--nmd-color1)}a:hover{color:var(--nmd-color1)}@media (prefers-color-scheme: dark){a{color:var(--nmd-color3)}a:visited{color:var(--nmd-color2)}a:hover{color:var(--nmd-color4)}}code{font-size:90%}span.command{font-size:90%;font-family:monospace}em{font-style:italic}strong{font-weight:bold}pre{background:#F9FAFB;margin:2rem 16px;padding:10px;border:1px solid #E5E7EB;border-radius:4px;box-shadow:4px 4px 8px #E5E7EB;font-size:90%;margin-bottom:1.5rem;padding:6px;overflow:auto}@media (prefers-color-scheme: dark){pre{background:#1F2937;border-color:black;box-shadow:4px 4px 8px black}}pre span img{user-select:none}pre:has(code){padding:0}td,th{padding:2px 5px}td:first-child,th:first-child{padding-left:0}td:last-child,th:last-child{padding-right:0}dt{margin:1.2rem 0 .8rem}dd{margin-left:2rem}ul{margin:.9rem 0;padding-left:30px;list-style:disc}ul:first-child{margin-top:0}ul:last-child{margin-bottom:0}ol{margin:.9rem 0;padding-left:30px;list-style:decimal}ol:first-child{margin-top:0}ol:last-child{margin-bottom:0}li{margin:.9rem 0;padding-left:5px}li:first-child{margin-top:0}li:last-child{margin-bottom:0}.navheader hr,.navfooter hr{margin:1rem 0;background:#E5E7EB}@media (prefers-color-scheme: dark){.navheader hr,.navfooter hr{background:#4B5563}}.navheader a,.navfooter a{text-decoration:none}div.titlepage{margin:40px 0}div.titlepage hr{display:none}div.toc{background:#F9FAFB;margin:2rem 16px;padding:10px;border:1px solid #E5E7EB;border-radius:4px;box-shadow:4px 4px 8px #E5E7EB}@media (prefers-color-scheme: dark){div.toc{background:#1F2937;border-color:black;box-shadow:4px 4px 8px black}}div.toc a{text-decoration:none}div.note,div.warning{background:#F9FAFB;margin:2rem 16px;padding:10px;border:1px solid #E5E7EB;border-radius:4px;box-shadow:4px 4px 8px #E5E7EB;font-style:italic}@media (prefers-color-scheme: dark){div.note,div.warning{background:#1F2937;border-color:black;box-shadow:4px 4px 8px black}}div.note h3,div.warning h3{float:right;margin:0 0 1rem 1rem;width:42px;height:42px;content:url()}div.note h3+p,div.warning h3+p{margin-top:0}div.note h3{background-color:var(--nmd-color-info);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='42' viewBox='0 0 24 24' stroke-width='2' stroke='black' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath stroke='none' d='M0 0h24v24H0z' fill='none'%3E%3C/path%3E%3Cpath d='M12 8h.01'%3E%3C/path%3E%3Cpath d='M11 12h1v4h1'%3E%3C/path%3E%3Cpath d='M12 3c7.2 0 9 1.8 9 9s-1.8 9 -9 9s-9 -1.8 -9 -9s1.8 -9 9 -9z'%3E%3C/path%3E%3C/svg%3E");-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='42' viewBox='0 0 24 24' stroke-width='2' stroke='black' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath stroke='none' d='M0 0h24v24H0z' fill='none'%3E%3C/path%3E%3Cpath d='M12 8h.01'%3E%3C/path%3E%3Cpath d='M11 12h1v4h1'%3E%3C/path%3E%3Cpath d='M12 3c7.2 0 9 1.8 9 9s-1.8 9 -9 9s-9 -1.8 -9 -9s1.8 -9 9 -9z'%3E%3C/path%3E%3C/svg%3E")}div.warning h3{background-color:var(--nmd-color-warn);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='42' viewBox='0 0 24 24' stroke-width='2' stroke='black' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath stroke='none' d='M0 0h24v24H0z' fill='none'%3E%3C/path%3E%3Cpath d='M12 9v2m0 4v.01'%3E%3C/path%3E%3Cpath d='M5 19h14a2 2 0 0 0 1.84 -2.75l-7.1 -12.25a2 2 0 0 0 -3.5 0l-7.1 12.25a2 2 0 0 0 1.75 2.75'%3E%3C/path%3E%3C/svg%3E");-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='42' viewBox='0 0 24 24' stroke-width='2' stroke='black' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath stroke='none' d='M0 0h24v24H0z' fill='none'%3E%3C/path%3E%3Cpath d='M12 9v2m0 4v.01'%3E%3C/path%3E%3Cpath d='M5 19h14a2 2 0 0 0 1.84 -2.75l-7.1 -12.25a2 2 0 0 0 -3.5 0l-7.1 12.25a2 2 0 0 0 1.75 2.75'%3E%3C/path%3E%3C/svg%3E")}.term{font-weight:300}.docbook .xref img[src^=images\/callouts\/],.screen img,.programlisting img{width:1em}.calloutlist img{width:1.3em}.programlisting.language-shell .hljs-meta.prompt_{user-select:none}/*!
+:root{--nmd-color0: #0A3E68;--nmd-color1: #268598;--nmd-color2: #B8D09E;--nmd-color3: #F6CF5E;--nmd-color4: #EC733B;--nmd-color-info: #167cb9;--nmd-color-warn: #ff6700}html{-webkit-text-size-adjust:100%}html:focus-within{scroll-behavior:smooth}body{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;-moz-osx-font-smoothing:grayscale;-webkit-font-smoothing:antialiased;min-height:100vh;position:relative;text-rendering:optimizeSpeed;width:100%}*,:after,:before{box-sizing:border-box}a:not([class]){-webkit-text-decoration-skip:ink;text-decoration-skip-ink:auto}a,abbr,acronym,address,applet,article,aside,audio,b,big,blockquote,body,canvas,caption,center,cite,code,dd,del,details,dfn,div,dl,dt,em,embed,fieldset,figcaption,figure,footer,form,h1,h2,h3,h4,h5,h6,header,hgroup,html,i,iframe,img,ins,kbd,label,legend,li,mark,menu,nav,object,ol,output,p,pre,q,ruby,s,samp,section,small,span,strike,strong,sub,summary,sup,table,tbody,td,tfoot,th,thead,time,tr,tt,u,ul,var,video{border:0;font-size:100%;font:inherit;margin:0;padding:0;vertical-align:baseline}:focus{outline:0}article,aside,details,figcaption,figure,footer,header,hgroup,main,menu,nav,section{display:block}ol,ul{list-style:none}blockquote,q{quotes:none}blockquote:after,blockquote:before,q:after,q:before{content:"";content:none}input,input:required{box-shadow:none}input:-webkit-autofill,input:-webkit-autofill:active,input:-webkit-autofill:focus,input:-webkit-autofill:hover{-webkit-box-shadow:inset 0 0 0 30px #fff}input[type=search]::-webkit-search-cancel-button,input[type=search]::-webkit-search-decoration,input[type=search]::-webkit-search-results-button,input[type=search]::-webkit-search-results-decoration{-webkit-appearance:none;-moz-appearance:none}input[type=search]{-webkit-appearance:none;-moz-appearance:none}input:focus{outline:0}audio,canvas,video{display:inline-block;max-width:100%}audio:not([controls]){display:none;height:0}[hidden]{display:none}a:active,a:hover{outline:0}img{height:auto;max-width:100%;vertical-align:middle}img,picture{display:inline-block}button,input{line-height:normal}button,html input[type=button],input[type=reset],input[type=submit]{-webkit-appearance:button;background:0 0;border:0;cursor:pointer}button[disabled],html input[disabled]{cursor:default}[disabled]{pointer-events:none}input[type=checkbox],input[type=radio]{padding:0}input[type=search]{-webkit-appearance:textfield;box-sizing:content-box}input[type=search]::-webkit-search-cancel-button,input[type=search]::-webkit-search-decoration{-webkit-appearance:none}button::-moz-focus-inner,input::-moz-focus-inner{border:0;padding:0}button{background:0 0;border:0}textarea{overflow:auto;resize:vertical;vertical-align:top}table{border-collapse:collapse;border-spacing:0;text-indent:0}hr{background:#000;border:0;box-sizing:content-box;height:1px;line-height:0;margin:0;overflow:visible;padding:0;page-break-after:always;width:100%}pre{font-family:monospace,monospace;font-size:100%}a{background-color:transparent}abbr[title]{border-bottom:none;text-decoration:none}code,kbd,pre,samp{font-family:monospace,monospace}small,sub,sup{font-size:75%}sub,sup{line-height:0;position:relative;vertical-align:baseline}sub{bottom:-5px}sup{top:-5px}button,input,optgroup,select,textarea{font-family:inherit;font-size:100%;line-height:1;margin:0;padding:0}button,input{overflow:visible}button,select{text-transform:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner,button::-moz-focus-inner{border-style:none;outline:0;padding:0}legend{border:0;color:inherit;display:block;max-width:100%;white-space:normal;width:100%}fieldset{min-width:0}body:not(:-moz-handler-blocked) fieldset{display:block}progress{vertical-align:baseline}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}template{display:none}body{background:white;color:#111827;max-width:min(100ch, 1024px);margin:0 auto;padding:10px;font-family:"Lucida Sans",Arial,sans-serif;font-size:16px;line-height:1.4em}@media (prefers-color-scheme: dark){body{background:#111827;color:#F9FAFB}}h1,h2,h3,h4{color:var(--nmd-color0);font-family:"Lato",sans-serif;font-weight:300;line-height:1.125}@media (prefers-color-scheme: dark){h1,h2,h3,h4{color:var(--nmd-color4)}}h1{font-size:48px;font-weight:300;margin:4rem 0 1.5rem}h2{font-size:32px;font-weight:300;margin:2rem 0 1rem}h3{font-size:20px;font-weight:400;margin:.5rem .25rem}h4{font-weight:400;margin:.5rem .25rem}p{margin:.9rem 0}p:first-child{margin-top:0}p:last-child{margin-bottom:0}a{color:var(--nmd-color0);text-decoration:underline;text-underline-offset:3px}a:visited{color:var(--nmd-color1)}a:hover{color:var(--nmd-color1)}@media (prefers-color-scheme: dark){a{color:var(--nmd-color3)}a:visited{color:var(--nmd-color2)}a:hover{color:var(--nmd-color4)}}code{font-size:90%}span.command{font-size:90%;font-family:monospace}em{font-style:italic}strong{font-weight:bold}pre{background:#F9FAFB;margin:2rem 16px;padding:10px;border:1px solid #E5E7EB;border-radius:4px;box-shadow:4px 4px 8px #E5E7EB;font-size:90%;margin-bottom:1.5rem;padding:6px;overflow:auto}@media (prefers-color-scheme: dark){pre{background:#1F2937;border-color:black;box-shadow:4px 4px 8px black}}pre span img{user-select:none}pre:has(code){padding:0}td,th{padding:2px 5px}td:first-child,th:first-child{padding-left:0}td:last-child,th:last-child{padding-right:0}dt{margin:1.2rem 0 .8rem}dd{margin-left:2rem}ul{margin:.9rem 0;padding-left:30px;list-style:disc}ul:first-child{margin-top:0}ul:last-child{margin-bottom:0}ol{margin:.9rem 0;padding-left:30px;list-style:decimal}ol:first-child{margin-top:0}ol:last-child{margin-bottom:0}li{margin:.9rem 0;padding-left:5px}li:first-child{margin-top:0}li:last-child{margin-bottom:0}.navheader hr,.navfooter hr{margin:1rem 0;background:#E5E7EB}@media (prefers-color-scheme: dark){.navheader hr,.navfooter hr{background:#4B5563}}.navheader a,.navfooter a{text-decoration:none}div.titlepage{margin:40px 0}div.titlepage hr{display:none}div.toc{background:#F9FAFB;margin:2rem 16px;padding:10px;border:1px solid #E5E7EB;border-radius:4px;box-shadow:4px 4px 8px #E5E7EB}@media (prefers-color-scheme: dark){div.toc{background:#1F2937;border-color:black;box-shadow:4px 4px 8px black}}div.toc a{text-decoration:none}div.note,div.warning{background:#F9FAFB;margin:2rem 16px;padding:10px;border:1px solid #E5E7EB;border-radius:4px;box-shadow:4px 4px 8px #E5E7EB;font-style:italic}@media (prefers-color-scheme: dark){div.note,div.warning{background:#1F2937;border-color:black;box-shadow:4px 4px 8px black}}div.note h3,div.warning h3{float:right;margin:0 0 1rem 1rem;width:42px;height:42px;content:url()}div.note h3+p,div.warning h3+p{margin-top:0}div.note p,div.warning p{min-height:42px}div.note h3{background-color:var(--nmd-color-info);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='42' viewBox='0 0 24 24' stroke-width='2' stroke='black' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath stroke='none' d='M0 0h24v24H0z' fill='none'%3E%3C/path%3E%3Cpath d='M12 8h.01'%3E%3C/path%3E%3Cpath d='M11 12h1v4h1'%3E%3C/path%3E%3Cpath d='M12 3c7.2 0 9 1.8 9 9s-1.8 9 -9 9s-9 -1.8 -9 -9s1.8 -9 9 -9z'%3E%3C/path%3E%3C/svg%3E");-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='42' viewBox='0 0 24 24' stroke-width='2' stroke='black' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath stroke='none' d='M0 0h24v24H0z' fill='none'%3E%3C/path%3E%3Cpath d='M12 8h.01'%3E%3C/path%3E%3Cpath d='M11 12h1v4h1'%3E%3C/path%3E%3Cpath d='M12 3c7.2 0 9 1.8 9 9s-1.8 9 -9 9s-9 -1.8 -9 -9s1.8 -9 9 -9z'%3E%3C/path%3E%3C/svg%3E")}div.warning h3{background-color:var(--nmd-color-warn);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='42' viewBox='0 0 24 24' stroke-width='2' stroke='black' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath stroke='none' d='M0 0h24v24H0z' fill='none'%3E%3C/path%3E%3Cpath d='M12 9v2m0 4v.01'%3E%3C/path%3E%3Cpath d='M5 19h14a2 2 0 0 0 1.84 -2.75l-7.1 -12.25a2 2 0 0 0 -3.5 0l-7.1 12.25a2 2 0 0 0 1.75 2.75'%3E%3C/path%3E%3C/svg%3E");-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='42' viewBox='0 0 24 24' stroke-width='2' stroke='black' fill='none' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath stroke='none' d='M0 0h24v24H0z' fill='none'%3E%3C/path%3E%3Cpath d='M12 9v2m0 4v.01'%3E%3C/path%3E%3Cpath d='M5 19h14a2 2 0 0 0 1.84 -2.75l-7.1 -12.25a2 2 0 0 0 -3.5 0l-7.1 12.25a2 2 0 0 0 1.75 2.75'%3E%3C/path%3E%3C/svg%3E")}.term{font-weight:300}.docbook .xref img[src^=images\/callouts\/],.screen img,.programlisting img{width:1em}.calloutlist img{width:1.3em}.programlisting.language-shell .hljs-meta.prompt_{user-select:none}/*!
   Theme: Tomorrow
   Author: Chris Kempson (http://chriskempson.com)
   License: ~ MIT (or more permissive) [via base16-schemes-source]
diff --git a/docs/static/style.scss b/docs/static/style.scss
index 3eb0e631f..619272a5c 100644
--- a/docs/static/style.scss
+++ b/docs/static/style.scss
@@ -79,7 +79,7 @@ body {
     }
 }
 
-h1, h2, h3 {
+h1, h2, h3, h4 {
     color: var(--nmd-color0);
     font-family: "Lato", sans-serif;
     font-weight: 300;
@@ -108,6 +108,12 @@ h3 {
     margin: 0.5rem 0.25rem;
 }
 
+
+h4 {
+    font-weight: 400;
+    margin: 0.5rem 0.25rem;
+}
+
 p {
     @include margined;
 }
@@ -264,6 +270,10 @@ div.note, div.warning {
     h3 + p {
         margin-top: 0;
     }
+
+    p {
+        min-height: 42px;
+    }
 }
 
 div.note {