remove heredoc examples

Author: DannyBen

examples/README.md

@@ -74,7 +74,5 @@ Each of these examples demonstrates one aspect or feature of bashly.
 
 ## Other examples
 
-- [heredoc](heredoc#readme) - using heredoc strings
-- [heredoc-alt](heredoc-alt#readme) - using heredoc strings in the lib directory
 - [settings](settings#readme) - using the `settings.yml` file to adjust bashly's behavior
 - [help-command](help-command#readme) - adding a help command to your script