Minor changes

Moved config into $GLOBALS
Moved request_uri into $GLOBALS
Modified all files accordingly
Modified logout page for future improvements (not deleting the entire $_SESSION)
Fixed LICENSEs, moved LICENSE for PHP files in /lib/php subfolder instead of /lib

LICENSE

@@ -6,7 +6,7 @@ please read carefully every LICENSE file provided
 to fully understand what you can do and what not.
 
 
-errors/* - js/* - functions.php - index.php:
+lib/css/* - lib/errors/* - lib/js/* - functions.php - index.php:
 Copyright © 2019 - Bryan Pedini
 
 Licensed under the Apache License, Version 2.0 (the "License");
@@ -22,7 +22,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 
 
-config.php:
+config.json:
 It's a stupid config file, do you really think I want to
 beat my head to decide what license is it under or to
 create one? Use it to do whatever you want, it may break