N°2435.1 Portal: Split portal composer.json in 2

- Autoloader for portal files in the itop-portal-base module
- Dependencies moved to root composer.json
- Add autoloader for /core and /application content

lib/symfony/web-profiler-bundle/Resources/views/Profiler/header.html.twig

@@ -0,0 +1,14 @@
+<div id="header">
+    <div class="container">
+        <h1>{{ include('@WebProfiler/Icon/symfony.svg') }} Symfony <span>Profiler</span></h1>
+
+        <div class="search">
+            <form method="get" action="https://symfony.com/search" target="_blank">
+                <div class="form-row">
+                    <input name="q" id="search-id" type="search" placeholder="search on symfony.com">
+                    <button type="submit" class="btn">Search</button>
+                </div>
+           </form>
+        </div>
+    </div>
+</div>