Merge branch '7.1' into 7.2

* 7.1:
  fix typos

Author: javiereguiluz

components/type_info.rst

@@ -63,14 +63,14 @@ based on reflection or a simple string::
 
     // Type instances have several helper methods
 
-    // returns the main type (e.g. in this example i returns an "array" Type instance);
+    // returns the main type (e.g. in this example it returns an "array" Type instance);
     // for nullable types (e.g. string|null) it returns the non-null type (e.g. string)
     // and for compound types (e.g. int|string) it throws an exception because both types
     // can be considered the main one, so there's no way to pick one
     $baseType = $type->getBaseType();
 
     // for collections, it returns the type of the item used as the key;
-    // in this example, the collection is a list, so it returns and "int" Type instance
+    // in this example, the collection is a list, so it returns an "int" Type instance
     $keyType = $type->getCollectionKeyType();
 
     // you can chain the utility methods (e.g. to introspect the values of the collection)