Fix: docs fix and remove useless imports in util

rslint/src/rules/mod.rs

@@ -24,7 +24,7 @@ impl CstRuleGroup {
     }
 }
 
-/// A macro for easily creating rules, consisting of the name of the rule as a string, and its struct name
+/// A macro for easily creating rules, consisting of the name of the rule as a string, and its struct name  
 /// After using this you must import the Visit trait and implement it for the struct
 #[macro_export]
 macro_rules! cst_rule {

rslint/src/tablegen.rs

@@ -37,7 +37,7 @@ impl<'a> Cell<'a> {
     }
 }
 
-/// A simple but limited unicode table renderer for rendering tables in the terminal
+/// A simple but limited unicode table renderer for rendering tables in the terminal  
 /// The first cell of a row is used as the heading, any extra row elements will be thrown out,
 /// any missing row elements will be rendered as empty
 pub struct Table<'a> {

rslint/src/util.rs

@@ -1,5 +1,5 @@
 use rslint_parse::lexer::token::*;
-use rslint_parse::parser::cst::{declaration::*, expr::*, stmt::*};
+use rslint_parse::parser::cst::expr::*;
 
 /// Try to coerce a simple constant expression to a bool, this includes literals and logical expressions
 /// with simple const left and right values, this is used for more helpful errors about the impact of const conditions