Skip tests in ZendTest\View if ext-intl is not installed

[gianarb]

There were 2 errors:

1) ZendTest\View\Helper\Navigation\BreadcrumbsTest::testTranslationUsingZendTranslateAndCustomTextDomain
Zend\I18n\Exception\ExtensionNotLoadedException: Zend\I18n\Translator component requires the intl PHP extension

/home/gianarb/git/zf2/library/Zend/I18n/Translator/Translator.php:257
/home/gianarb/git/zf2/library/Zend/I18n/Translator/Translator.php:353
/home/gianarb/git/zf2/library/Zend/View/Helper/Navigation/AbstractHelper.php:434
/home/gianarb/git/zf2/library/Zend/View/Helper/Navigation/Breadcrumbs.php:113
/home/gianarb/git/zf2/library/Zend/View/Helper/Navigation/Breadcrumbs.php:81
/home/gianarb/git/zf2/tests/ZendTest/View/Helper/Navigation/BreadcrumbsTest.php:179

2) ZendTest\View\Helper\Navigation\MenuTest::testTranslationUsingZendTranslateWithTextDomain
Zend\I18n\Exception\ExtensionNotLoadedException: Zend\I18n\Translator component requires the intl PHP extension

/home/gianarb/git/zf2/library/Zend/I18n/Translator/Translator.php:257
/home/gianarb/git/zf2/library/Zend/I18n/Translator/Translator.php:353
/home/gianarb/git/zf2/library/Zend/View/Helper/Navigation/AbstractHelper.php:434
/home/gianarb/git/zf2/library/Zend/View/Helper/Navigation/Menu.php:524
/home/gianarb/git/zf2/library/Zend/View/Helper/Navigation/Menu.php:357
/home/gianarb/git/zf2/library/Zend/View/Helper/Navigation/Menu.php:233
/home/gianarb/git/zf2/library/Zend/View/Helper/Navigation/Menu.php:110
/home/gianarb/git/zf2/tests/ZendTest/View/Helper/Navigation/MenuTest.php:235

FAILURES!
Tests: 862, Assertions: 1749, Errors: 2, Incomplete: 2, Skipped: 9.

[weierophinney]

Merged to develop for release with 2.4.

[gianarb]

👍