- move the directory content to content-sample
- remove CONTENT_DIR as a define on index.php
- create config value "content_dir" and replace all CONTENT_DIR by it's
correspondent $config['content_dir']
- add the content_dir config on config.php.template
* [New] Added before_read_file_meta and get_page_data plugin hooks to
customize page meta data
* [Changed] Make get_files() ignore dotfiles
* [Changed] Make get_pages() ignore Emacs and temp files
* [Changed] Use composer version of Markdown
* [Changed] Other small tweaks
* [Fixed] Date warnings and other small bugs
If the order is by date and some pages have the same date, only one will
be added to the array because it uses the date as the key.
By adding an auto-incrementing id the key is guaranteed to be unique.
[New] Added ability to order pages by "alpha" or "date" (asc or desc)
[New] Added prev_page, current_page, next_page and is_front_page
template vars
[New] Added "Author" and "Date" title meta fields
[Changed] Added "twig_config" to settings
[Changed] Updated documentation
[Fixed] Query string 404 bug