Added remove_html_comments function

This reverts commit 7963ae9854.

(BUG) Active link if Page and Page/subPage have the same Name.

Added encryption support to user password

Must Add CMS Funktions Add/Edit/delete to it.
if Rename a Static page the subFolder must be renamed as well.

Need work on edit page and menu.

archive var includes the month only

openssl needed

deleting remotely any file on the server.

because every request session_start is called

logout affects only the current installation

$_SESSION['user']
$_SESSION[config("site.url")]['user']
to prevent login Bug on multiple Installations

Support unicode for tag and URL eg. Chinese, Japanese, Arabic etc.

File cache support. Any visited pages by anonymous user will generating
.cache file inside cache/page folder.

Try to use cache index. Any glob results will saved as txt format.

Previously any foreign char always removed. Fix multi tags and is_front
function.

HTMLy fully supports the HTTPS protocol.

Add blog title to the zip file. Improve the URL creation.

Add backup feature to the core.