Fix grammar for BETWEEN expression. Closes #12

Thanks @gertheber

Author: nwronski

CHANGELOG.md

@@ -9,6 +9,13 @@ All notable changes to this project will be documented in this file.
   select CAST(4 / 9 AS DECIMAL(5,2)) as hat
   from pants;
   ```
+- Fixed `BETWEEN` expression grammar to remove bad recursion.
+
+  ``` sql
+  select num
+  from nums n
+  where num between 100 AND 200;
+  ```
 
 ## [v0.12.2] - 2016-01-29
 ### Fixed

lib/parser.js

@@ -192,7 +192,6 @@ expression_node
   = expression_collate
   / expression_compare
   / expression_null
-  /*/ expression_is*/
   / expression_between
   / expression_in
   / stmt_select
@@ -262,7 +261,7 @@ expression_is_not_join
 
 /** @note Removed expression on left-hand-side to remove recursion */
 expression_between "BETWEEN Expression"
-  = v:( expression_value ) o n:( expression_is_not )? b:( BETWEEN ) o e1:( expression ) o s:( AND ) o e2:( expression )
+  = v:( expression_value ) o n:( expression_is_not )? b:( BETWEEN ) o e1:( expression_types ) o s:( AND ) o e2:( expression_types )
   {
     return {
       'type': 'expression',