First attempt at a section render function.

Running into an issue with generics vs dynamic references.

src/parser/parser.rs

@@ -90,9 +90,9 @@ pub struct Span<'a> {
 
 #[derive(Clone, Debug, PartialEq)]
 pub struct Container<'a> {
-    path: Path<'a>,
-    contents: Option<Body<'a>>,
-    else_contents: Option<Body<'a>>,
+    pub path: Path<'a>,
+    pub contents: Option<Body<'a>>,
+    pub else_contents: Option<Body<'a>>,
 }
 
 #[derive(Clone, Debug, PartialEq)]