Fix environment variable parsing when variable contains '='
Fix environment variable parsing when variable contains '='

svn path=/trunk/KDE/kdepim/kleopatra/; revision=781604

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi