keyDataChanged fix

This version introduces multiple enhancements:

fixed comparation between data set up in DATA array and data stored in originalDATA

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

Modified:   Base/BlueObject.php
            -- Updated --
                keyDataChanged compare operator changed to more strict (from != to !==)

Modified:   composer.json
            -- Modified --
                changed version from 0.2.4 to 0.2.5
Merge pull request #41 from chajr/fix

keyDataChanged fix
Merge branch 'master' of https://github.com/chajr/class-kernel into develop

Conflicts:
	composer.json

 Changes to be committed:

	modified:   src/Base/BlueObject.php
array_key_exist in _arrayToXml error [0.2.6] (issue #44)

This version introduces multiple enhancements:

fixed conversion array to xml with attributes
changed version in composer

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

Modified:   Base/BlueObject.php
            -- Updated --
                _arrayToXml check that $value is array before array_key_exists execution

Modified:   composer.json
            -- Modified --
                changed version from 0.2.5 to 0.2.6
Merge pull request #45 from chajr/fix

array_key_exist in _arrayToXml error [0.2.6] (issue #44)
Merge branch 'master' of https://github.com/chajr/class-kernel into develop

Conflicts:
	composer.json

 Changes to be committed:

	modified:   src/Base/BlueObject.php