Change documentation (issue #7)
This version introduces multiple enhancements:

All documentation changed to english language, and written missing documentation.
Also changed some code convention in the same files.

Details of additions/deletions below:
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Modified:   /BLUE_FRAMEWORK/packages/dataPresentation/gallery_class.php
            -- Modified --
               changed code conventions
               added documentation

Modified:   /BLUE_FRAMEWORK/packages/dataPresentation/list_class.php
            -- Modified --
               changed code conventions
               added documentation

Modified:   /BLUE_FRAMEWORK/packages/dataPresentation/table_class.php
            -- Modified --
               changed code conventions
               added documentation