Minor corrections in the readme.

README.md

@@ -79,22 +79,22 @@ This template defines some new variables to control the appearance of the title
 	disables the header and footer completely on all pages
 - `header-left` (defaults to the title)
 	
-	the text in the left of the header
+	the text on the left side of the header
 - `header-center`
 	
 	the text in the center of the header
 - `header-right` (defaults to the date)
 	
-	the text in the right of the header
+	the text on the right side of the header
 - `footer-left` (defaults to the author)
 	
-	the text in the left of the footer
+	the text on the left side of the footer
 - `footer-center`
 	
 	the text in the center of the footer
 - `footer-right` (defaults to the page number)
 	
-	the text in the right of the footer
+	the text on the right side of the footer
 
 ## Examples