use namespaces, part 6 [0.6.0]

This version introduces multiple enhancements:

Core_Disc changed to use namespaces
also fixed documentation for Core\Incoming\Model\File class

Details of additions/deletions below:
--------------------------------------------------------------

Modified:   Lib/Core/Disc/Helper/Common.php
            -- Added --
                added Loader, DirectoryIterator, Core\Incoming\Model\File and Core\Disc\Helper namespace
            -- Updated --
                delete new class names
                copy new class names
                mkfile new class names
                rename new class names
                readDirectory new class names

Modified:   Lib/Core/Disc/Model/Directory.php
            -- Added --
                usage of DirectoryIterator, Exception, Loader, Core\Incoming\Model, Core\Disc\Helper\Common, Core\Blue\Model\Object and Core\Disc\Model namespace
            -- Updated --
                load new class names
                _createFileInstance new class names
                _createDirectoryInstance new class names
                delete new class names
                _saveMe new class names
                _saveDirectories new class names
                _saveFiles new class names
                addChild new class names
                addChildFile new class names
                addChildDirectory new class names

Modified:   Lib/Core/Incoming/Model/File.php
            -- Updated --
                documentation (return class name)

Modified:   Lib/Core/Disc/Model/File.php
            -- Added --
                usage of SplFileInfo, Exception, Loader, Core\Incoming\Model, Core\Disc\Helper\Common, Core\Blue\Model\Object and Core\Disc\Model namespace
            -- Updated --
                delete new class names
                save new class names
                load new class names
                move new class names
                copy new class names
                rename new class names

Modified:   Lib/Core/Disc/Model/Interface.php
            -- Added --
                Core\Disc\Model namespace

Modified:   Lib/Core/Disc/etc/config.ini
            -- Modified --
                changed version from 0.5.0 to 0.6.0