Release 1.8.2.

Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>

UPGRADING

 Upgrading
 =========
 
-From 1.8.1 to X.X.X
+From 1.8.1 to 1.8.2
 -------------------
 
 1. Update the modified package timestamp for new packages.

web/lib/version.inc

 <?php
-define("AUR_VERSION", "v1.8.1");
+define("AUR_VERSION", "v1.8.2");