Continue structural port from Spring Boot to Undertow

- Configuration options
- Configuration documentation

docs/threepids/session/session-views.md

@@ -6,21 +6,23 @@ Pseudo-configuration to illustrate the structure:
 ```yaml
 # CONFIGURATION EXAMPLE
 # DO NOT COPY/PASTE THIS IN YOUR CONFIGURATION
-view.session.local:
-  onTokenSubmit:
-    success: '/path/to/session/local/tokenSubmitSuccess-page.html'
-    failure: '/path/to/session/local/tokenSubmitFailure-page.html'
-view.session.localRemote:
-  onTokenSubmit:
-    success: '/path/to/session/localRemote/tokenSubmitSuccess-page.html'
-    failure: '/path/to/session/local/tokenSubmitFailure-page.html'
-view.session.remote:
-  onRequest:
-    success: '/path/to/session/remote/requestSuccess-page.html'
-    failure: '/path/to/session/remote/requestFailure-page.html'
-  onCheck:
-    success: '/path/to/session/remote/checkSuccess-page.html'
-    failure: '/path/to/session/remote/checkFailure-page.html'
+view:
+  session:
+    local:
+      onTokenSubmit:
+        success: '/path/to/session/local/tokenSubmitSuccess-page.html'
+        failure: '/path/to/session/local/tokenSubmitFailure-page.html'
+    localRemote:
+      onTokenSubmit:
+        success: '/path/to/session/localRemote/tokenSubmitSuccess-page.html'
+        failure: '/path/to/session/local/tokenSubmitFailure-page.html'
+    remote:
+      onRequest:
+        success: '/path/to/session/remote/requestSuccess-page.html'
+        failure: '/path/to/session/remote/requestFailure-page.html'
+      onCheck:
+        success: '/path/to/session/remote/checkSuccess-page.html'
+        failure: '/path/to/session/remote/checkFailure-page.html'
 # CONFIGURATION EXAMPLE
 # DO NOT COPY/PASTE THIS IN YOUR CONFIGURATION
 ```