component/admin/controllers updated.
Merge pull request #6 from memonwasim/develop_firstbranch

Code Style Review in Controllers
[remove] Review entry point of Joomla Framework
[review] Require once code style
[code style] repair require_once
[code style] review die - entry point for joomla framework
[code style] Review require, include, include_once
[code style] Review require, include, include_once
[code style] Review assign ref
[code style] Remove call by reference
[code style] Remove call by reference
[code style] Remove call by reference
[code style] Removed comments in die function.
[code style] Removed spaces from defined function.
Merge pull request #8 from memonwasim/reviewdie

[code style] Removed spaces from defined function.
[code style] Removed unnecessary jimport.
Merge pull request #9 from memonwasim/reviewjimport

[code style] Removed unnecessary jimport.
[code style] Remove Space from Define
[code style] Review code
Merge branch 'TasolMarkand-remove_space_define' into develop