Update Sulu Headless Bundle recipe for 3.0 release (#1984)

Author: alexander-schranz

sulu/headless-bundle/0.1/post-install.txt

@@ -1,3 +1,3 @@
   * The <fg=green>SuluHeadlessBundle</> is almost ready:
     Change the controller of your templates to <info>Sulu\Bundle\HeadlessBundle\Controller\HeadlessWebsiteController::indexAction</>.
-    Read the documentation at <comment>https://github.com/sulu/SuluHeadlessBundle/blob/0.x/README.md</> to learn how.
+    Read the documentation at <comment>https://github.com/sulu/SuluHeadlessBundle/blob/1.1.0/README.md</> to learn how.

sulu/headless-bundle/3.0/config/routes/sulu_headless_website.yaml

@@ -0,0 +1,3 @@
+sulu_headless:
+    type: portal
+    resource: "@SuluHeadlessBundle/Resources/config/routing_website.yaml"

sulu/headless-bundle/3.0/manifest.json

@@ -0,0 +1,8 @@
+{
+    "bundles": {
+        "Sulu\\Bundle\\HeadlessBundle\\SuluHeadlessBundle": ["all"]
+    },
+    "copy-from-recipe": {
+        "config/": "%CONFIG_DIR%/"
+    }
+}

sulu/headless-bundle/3.0/post-install.txt

@@ -0,0 +1,3 @@
+  * The <fg=green>SuluHeadlessBundle</> is almost ready:
+    Change the controller of your templates to <info>Sulu\Bundle\HeadlessBundle\Controller\HeadlessWebsiteController::indexAction</>.
+    Read the documentation at <comment>https://github.com/sulu/SuluHeadlessBundle/blob/3.0/README.md</> to learn how.