Add @return phpdoc tags, remove unnecessary type definition var

controller/WebController.php

@@ -179,7 +179,6 @@ public function invokeVocabularyConcept(Request $request)
             return;
         }
         $pluginParameters = $vocab->getConfig()->getPluginParameters();
-        /** @var \Twig\Template $template */
         $template = (in_array('skos:Concept', $results[0]->getType()) || in_array('skos:ConceptScheme', $results[0]->getType())) ? $this->twig->loadTemplate('concept-info.twig') : $this->twig->loadTemplate('group-contents.twig');
 
         $crumbs = $vocab->getBreadCrumbs($request->getContentLang(), $uri);
@@ -588,10 +587,11 @@ public function getChangeList($request, $prop, $offset=0, $limit=200)
     }
 
     /**
-    * Formats the list of concepts as labels arranged by modification month
-    * @param Array $changeList
-    * @param string $lang the language for displaying dates in the change list
-    */
+     * Formats the list of concepts as labels arranged by modification month
+     * @param Array $changeList
+     * @param string $lang the language for displaying dates in the change list
+     * @return array list of concepts as labels by month
+     */
     public function formatChangeList($changeList, $lang)
     {
         $formatByDate = array();

model/BaseConfig.php

@@ -11,6 +11,7 @@ abstract class BaseConfig extends DataObject
      * Returns a boolean value based on a literal value from the config.ttl configuration.
      * @param string $property the property to query
      * @param boolean $default the default value if the value is not set in configuration
+     * @return boolean the boolean value for the given property, or the default value if not found
      */
     protected function getBoolean($property, $default = false)
     {
@@ -37,10 +38,11 @@ protected function getResources($property)
     }
 
     /**
-     * Returns a boolean value based on a literal value from the config.ttl configuration.
+     * Returns a string value based on a literal value from the config.ttl configuration.
      * @param string $property the property to query
      * @param string $default default value
      * @param string $lang preferred language for the literal
+     * @return string string value for the given property, or the default value if not found
      */
     protected function getLiteral($property, $default=null, $lang=null)
     {

model/Concept.php

@@ -907,6 +907,7 @@ public function getForeignLabels()
     /**
      * Gets the values for the property in question in all other languages than the ui language.
      * @param string $property
+     * @return array array of labels for the values of the given property
      */
     public function getAllLabels($property)
     {