multi resource delete [0.11.0]

This version introduces multiple enhancements:

added handling of delete on multi resource
also some fixes for both resource type libraries

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

Modified:   /Lib/Core/Db/Model/Resource/Multi/Abstract.php
            -- Added --
                _prepareDeleteQuery, override to prepare delete query for multi resource
                _applyMainTable to add main tale alias into SQL query
            -- Updated --
                load, changed code convention, handle of _applyMainTable method
                delete, added whole method logic

Modified:   /Lib/Core/Db/Model/Resource/Abstract.php
            -- Added --
                _saveBegin to start save method
                _saveEnd to execute save query
                _deleteBegin to start delete method
                _deleteEnd to execute save query
            -- Updated --
                load, changed code convention
                _prepareDeleteQuery, now apply query directly to _query variable and return class instance
                save, split method to _saveBegin and _saveEnd
                delete, split method to _deleteBegin and _deleteEnd, fixed where clause

Modified:   /Lib/Core/Db/etc/config.ini
            -- Modified --
                changed version from 0.10.0 to 0.11.0