Bump slim/slim from 2.2.0 to 2.6.0

[dependabot]

Bumps slim/slim from 2.2.0 to 2.6.0.

Release notes

Sourced from slim/slim's releases.

Version 2.6.0

• Fixes object injection vulnerability in SessionCookie.php
• Added new HTTP status codes
• Added default HTTP request port for Google App Engine
• Improved URI parsing
• Miscellaneous improvements

You can review commits at https://github.com/slimphp/Slim/commits/master

Version 2.5.0

redirectTo

You can now use redirectTo when you want to redirect to a named route. redirectTo is a shortcut for redirect(urlfor(..))

$app->get('/', function () {})->name('home');
$app->get('/home', function () use ($app) {
    $app->redirectTo('home');
});

Route::via() and Route::appendHttpMethods()

Allow passing array of methods to via() and appendHttpMethods()

$app->get('/', function () {
    echo "This route only available on GET and POST requests";
})->via(array('GET', 'POST'));

Other Changes

• Fix failed test because of hardcoded directory separator on Windows
• Add PHP 5.6 to Travis CI tests
• Added how to run Slim on Google App Engine/Cloud Platform to the README.markdown

Version 2.4.3

• Lazy-initialize callables in \Slim\Route::setCallable()
• Fix \Slim\Http\Util::parseCookie() for cookie values that contain "="
• Improved debug stack trace output
• Allow default values for \Slim\Http\Request::params()
• Fix X-Forwarded-For header detection
• Require phpunit as Composer dev dependency
• Improve controller method name detection in \Slim\Route::setCallable()
• Re-merge commits from a mistakenly-deleted earlier branch

Version 2.4.2

• Add (string) cast in encodeSecureCookie call to hash_hmac
• Routes can be case-insensitive based on a config setting.
• Try running unit tests on HHVM

... (truncated)

Commits

• e434525 Merge pull request #1040 from sarciszewski/patch-1
• 9fa6514 Fix #1034 (CVE-2015-2171)
• 2d80935 Correct terminology in README
• 2c434e4 Merge pull request #1032 from TomasVotruba/patch-1
• abe852a travis: PHP 7.0 nightly added
• 18fac76 Merge pull request #1025 from sekjun9878/issue-962
• 6bc545f Merge pull request #1024 from sekjun9878/http-response-status-codes
• e1e8b45 Fixes #962, Missing SERVER_PORT on GAE.
• 864d0f3 Add HTTP status codes from new RFCs.
• 7921b19 Merge pull request #912 from wadewomersley/master
• Additional commits viewable in compare view

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