SnapfileTemplate in snapshot-0.4.7

- old
+ new

@@ -16,9 +16,11 @@
 ])
 
 # Where should the resulting screenshots be stored?
 screenshots_path "./screenshots"
 
+# clear_previous_screenshots # remove the '#'' to clear all previously generated screenshots before creating new ones
+
 # JavaScript UIAutomation file
 # js_file './snapshot.js'
 
 # The name of the project's scheme
 # scheme 'SchemeName'