Revert "Added Blackcodec's password security code"

This reverts commit 7963ae9854.

config/users/username.ini.example

@@ -1,9 +1,5 @@
 ;Password
 password = yourpassword
-encryption = clear
-; encryption: not set, leave blank or set to clear or none to use plain text password for the user,
-; else set to encryption algoritm supported by hash function of php to use the selected
-; encryption
 
 ;Role
 role = admin

system/admin/admin.php

@@ -15,20 +15,16 @@ function user($key, $user = null) {
 // Create a session
 function session($user, $pass, $str = null) {
     $user_file = 'config/users/' . $user . '.ini';
-    $user_enc = user('encryption', $user);
     $user_pass = user('password', $user);
-    $password = (strlen($user_enc) > 0 && $user_enc !== 'clear' && $user_enc !== 'none')?hash($user_enc,$pass):$pass;
 
-    if(file_exists($user_file)) {
-        if($pass === $user_pass) {
+    if (file_exists($user_file)) {
+        if ($pass === $user_pass) {
             $_SESSION[config("site.url")]['user'] = $user;
             header('location: admin');
-        }
-        else {
+        } else {
             return $str = '<li>Your username and password mismatch.</li>';
         }
-    }
-    else {
+    } else {
         return $str = '<li>Username not found in our record.</li>';
     }
 }