PHP Data Structures (#791)

* Created Data Structure stubs and Ds\Collection
* PHP Documentation is licensed under CC-BY 3.0
* Update .gitignore

.gitignore

@@ -13,4 +13,4 @@ rest-client.private.env.json
 
 #Composer
 vendor
-composer.lock
+composer.lock

PhpStormStubsMap.php

@@ -260,6 +260,17 @@ const CLASSES = array (
   'DirectoryIterator' => 'SPL/SPL_c1.php',
   'DivisionByZeroError' => 'Core/Core_c.php',
   'DomainException' => 'SPL/SPL.php',
+  'Ds\\Collection' => 'ds/ds.php',
+  'Ds\\Deque' => 'ds/ds.php',
+  'Ds\\Hashable' => 'ds/ds.php',
+  'Ds\\Map' => 'ds/ds.php',
+  'Ds\\Pair' => 'ds/ds.php',
+  'Ds\\PriorityQueue' => 'ds/ds.php',
+  'Ds\\Queue' => 'ds/ds.php',
+  'Ds\\Sequence' => 'ds/ds.php',
+  'Ds\\Set' => 'ds/ds.php',
+  'Ds\\Stack' => 'ds/ds.php',
+  'Ds\\Vector' => 'ds/ds.php',
   'EmptyIterator' => 'SPL/SPL.php',
   'Error' => 'Core/Core_c.php',
   'ErrorException' => 'Core/Core_c.php',

README.md

@@ -34,6 +34,9 @@ Execute `php generate-stub-map` and commit the resulting `PhpStormStubsMap.php`
 ### License
 [Apache 2]
 
+contains material by the PHP Documentation Group, licensed with [CC-BY 3.0] 
+
 [PHPDOC]:https://github.com/phpDocumentor/fig-standards/blob/master/proposed/phpdoc.md
 [Apache 2]:https://www.apache.org/licenses/LICENSE-2.0
 [Relevant open issues]:https://youtrack.jetbrains.com/issues/WI?q=%23Unresolved+Subsystem%3A+%7BPHP+lib+stubs%7D+order+by%3A+votes+
+[CC-BY 3.0]:https://www.php.net/manual/en/cc.license.php