remove custome permalink and layout from setup and reference page

Author: tobyhodges

reference.md

@@ -1,7 +1,5 @@
 ---
-layout: reference
 title: Reference
-permalink: /reference/
 ---
 
 # Regular Expressions Cheat Sheet
@@ -14,7 +12,7 @@ permalink: /reference/
 - `\s` matches any space, tab, or newline
 - `^` asserts the position at the start of the line. So what you put after it will only match if they are the first characters of a line.
 - `$` asserts the position at the end of the line. So what you put before it will only match if they are the last characters of a line.
-- `\b` adds a word boundary. Putting this either side of a stops the regular expression matching longer variants of words. 
+- `\b` adds a word boundary. Putting this either side of a stops the regular expression matching longer variants of words.
 - `*` matches the preceding element zero or more times. For example, `ab*c` matches "ac", "abc", "abbbc", etc.
 - `+` matches the preceding element one or more times. For example, `ab+c` matches "abc", "abbbc" but not "ac".
 - `?` matches when the preceding character appears one or zero times

setup.md

@@ -1,7 +1,5 @@
 ---
-layout: page
 title: Setup
-permalink: /setup/
 ---
 1. Installation instructions for core lessons are included in the [workshop template's home page][template],
    so that they are all in one place.