Ember - donation system, bans, loading screen & landing/index page

What's new?

1. entire backend rewritten
2. more secure
3. easier to maintain
4. basic module/extension support
5. request routing / clean URLs
6. parts of frontend rewritten
7. asset bundling
8. new server API
9. Lua addon now uses HTTP instead of MySQL
10. support for new games will be easier to implement and maintain
11. credits moved to users table

Requirents changed

1. PHP 7 required
2. mod_rewrite required for Apache users
3. MySQLOO library no longer required
4. dropped subdirectory installation support (use subdomains instead)