Add new hooks for plugins

ChangeLog

@@ -17,6 +17,7 @@ Improvements:
 * Improve error handling of plugins
 * Use PHP7 function random_bytes() to generate tokens if available
 * CSV task export show the assignee name in addition to the assignee username
+* Add new hooks for plugins
 
 Internal code refactoring:
 

app/Template/project/filters.php

@@ -1,4 +1,6 @@
 <div class="page-header">
+    <?= $this->hook->render('template:project:header:before', array('project' => $project)) ?>
+
     <div class="dropdown">
         <i class="fa fa-caret-down"></i> <a href="#" class="dropdown-menu"><?= t('Actions') ?></a>
         <ul>
@@ -98,4 +100,6 @@
             </div>
         <?php endif ?>
     </div>
+
+    <?= $this->hook->render('template:project:header:after', array('project' => $project)) ?>
 </div>

doc/plugin-hooks.markdown

@@ -142,7 +142,9 @@ List of template hooks:
 - `template:layout:head`
 - `template:layout:top`
 - `template:layout:bottom`
-- `template:project:dropdown`
+- `template:project:dropdown`: "Actions" menu on left in different project views
+- `template:project:header:before`
+- `template:project:header:after`
 - `template:project-user:sidebar`
 - `template:task:sidebar:information`
 - `template:task:sidebar:actions`