Move the structs into the token module.

src/parser/document.rs

@@ -2,9 +2,8 @@
 use super::combinator::context_many1;
 use super::error::Res;
 use super::paragraph::paragraph;
-use super::parser_context::ContextElement;
 use super::parser_context::ContextTree;
-use super::text::Paragraph;
+use super::token::Paragraph;
 use super::token::Token;
 use super::Context;
 use nom::IResult;