Add leapt/im-bundle v5 config (#1573)

Co-authored-by: jmsche <jonathan.scheiber@wikipower.be>

leapt/im-bundle/5.0/config/packages/leapt_im.yaml

@@ -0,0 +1,7 @@
+# Read the documentation: https://github.com/leapt/im-bundle/blob/master/docs/configuration.rst
+leapt_im:
+    cache_path: cache/im
+    formats:
+        # Resize to fit in 100x100, only if bigger, and remove all crap (meta-data, ...)
+        medium:
+            thumbnail: 100x100>

leapt/im-bundle/5.0/config/routes/leapt_im.yaml

@@ -0,0 +1,2 @@
+leapt_im:
+    resource: '@LeaptImBundle/config/routing.php'

leapt/im-bundle/5.0/manifest.json

@@ -0,0 +1,11 @@
+{
+    "bundles": {
+        "Leapt\\ImBundle\\LeaptImBundle": ["all"]
+    },
+    "copy-from-recipe": {
+        "config/": "%CONFIG_DIR%/"
+    },
+    "gitignore": [
+        "/public/cache/"
+    ]
+}