use namespaces, part 3 [0.4.0]

This version introduces multiple enhancements:

Core_Incoming changed to use namespaces

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

Modified:   /Lib/Core/Incoming/Model/Cookie.php
            -- Added --
                usage of Loader, Core\Blue\Model, Core\Blue\Helper and Core\Incoming\Model namespace

Modified:   /Lib/Core/Incoming/Model/File.php
            -- Added --
                usage of Loader, Core\Blue\Model, Exception and Core\Incoming\Model namespace
            -- Updated --
                _checkFile, usage of new class names

Modified:   /Lib/Core/Incoming/Model/Post.php
            -- Added --
                usage of Loader and Core\Incoming\Model namespace

Modified:   /Lib/Core/Incoming/Model/ModelAbstract.php
            -- Added --
                usage of Loader, Exception, Core\Blue\Model, Core\Blue\Helper and Core\Incoming\Model namespace
            -- Updated --
                _validateByKeyName, usage of new class names

Modified:   /Lib/Core/Incoming/Model/Session.php
            -- Added --
                usage of Loader, Core\Blue\Model and Core\Incoming\Model namespace

Modified:   /Lib/Core/Incoming/Initialize.php
            -- Added --
                usage of Loader, Exception, Core\Blue\Model\Initialize\InitAbstract and Core\Incoming namespace
            -- Updated --
                init, usage of new class names

Modified:   /Lib/Core/Incoming/Model/Get.php
            -- Added --
                usage of Loader, and Core\Incoming\Model

Modified:   /Lib/Core/Incoming/etc/config.ini
            -- Modified --
                changed version from 0.3.1 to 0.4.0