Doc: sync from Wiki, generate HTML

Closes #291
Fixes #227

Modifications
 - HTML content: match the new Wiki structure
 - Makefile
   - generate a custom HTML sidebar
   - include the sidebar on all pages
   - infer and prepend page titles
   - handle relative links
   - add title metadata, e.g. Shaarli - <Page Name>

Signed-off-by: VirtualTam <virtualtam@flibidi.net>

1 files changed, 30 insertions, 0 deletions

diff --git a/doc/Server-requirements.md b/doc/Server-requirements.md
new file mode 100644
index 00000000..6ccccaca
--- /dev/null
+++ b/doc/Server-requirements.md
@@ -0,0 +1,30 @@
+#Server requirements
+## PHP
+### Release information
+- [PHP: Supported versions](http://php.net/supported-versions.php)[](.html)
+- [PHP: Unsupported versions](http://php.net/eol.php) _(EOL - End Of Life)_[](.html)
+- [PHP 5 Changelog](http://php.net/ChangeLog-5.php)[](.html)
+- [PHP: Bugs](https://bugs.php.net/)[](.html)
+
+### Supported versions
+Version | Status | Shaarli compatibility
+:---:|:---:|:---:
+5.6 | Supported | :white_check_mark:
+5.5 | Supported | :white_check_mark:
+5.4 | Supported | :white_check_mark:
+5.3 | EOL: 2014-08-14 | :white_check_mark:
+
+See also:
+- [Travis configuration](https://github.com/shaarli/Shaarli/blob/master/.travis.yml)[](.html)
+
+PHP 7.0 information:
+- [Beta1 announcement](http://php.net/archive/2015.php#id2015-07-10-4)[](.html)
+- [TODOLIST](https://wiki.php.net/todo/php70)[](.html)
+- [Recent bugs](https://bugs.php.net/search.php?limit=30&order_by=id&direction=DESC&cmd=display&status=Open&bug_type=All&phpver=7.0)[](.html)
+- [Git repository](http://git.php.net/?p=php-src.git;a=shortlog;h=refs/heads/PHP-7.0.0)[](.html)
+
+### Extensions
+Extension | Required? | Usage
+---|:---:|---
+[`php-mbstring`](http://php.net/manual/en/book.mbstring.php) | CentOS, Fedora, RHEL, Windows | multibyte (Unicode) string support[](.html)
+[`php-gd`](http://php.net/manual/en/book.image.php) | - | thumbnail resizing[](.html)