update copyright year : change 2012 to 2013
Merge branch 'hotfix/3318'

Close #3318
Merge branch 'update/license' of git://github.com/samsonasik/zf2 into hotfix/3320
Merge branch 'hotfix/3320' into develop

Conflicts:
	library/Zend/File/Transfer/Adapter/AbstractAdapter.php
	library/Zend/File/Transfer/Adapter/FilterPluginManager.php
	library/Zend/File/Transfer/Adapter/Http.php
	library/Zend/File/Transfer/Adapter/ValidatorPluginManager.php
	library/Zend/File/Transfer/Transfer.php
	library/Zend/Validator/File/Count.php
	library/Zend/Validator/File/FilesSize.php
	tests/ZendTest/File/Transfer/Adapter/AbstractAdapterTestMockAdapter.php
	tests/ZendTest/File/Transfer/Adapter/AbstractTest.php
	tests/ZendTest/File/Transfer/Adapter/HttpTest.php
	tests/ZendTest/File/Transfer/Adapter/HttpTestMockAdapter.php
	tests/ZendTest/Validator/File/CountTest.php
	tests/ZendTest/Validator/File/FilesSizeTest.php