BAEL-3335 example of reading request multiple times. removed spring boot and using spring-webmvc

raml/modularization/traits/hasNotFound.raml

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+#%RAML 1.0 Trait
+usage: Use this trait for resources that could respond with a 404 status
+responses:
+    404:
+      body:
+        application/json:
+          type: Error
+          example: !include /examples/Error.json

raml/modularization/traits/hasRequestItem.raml

@@ -0,0 +1,5 @@
+#%RAML 1.0 Trait
+usage: Use this trait for resources whose request body is a single item
+body:
+  application/json:
+    type: <<typeName>>

raml/modularization/traits/hasResponseCollection.raml

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+#%RAML 1.0 Trait
+usage: Use this trait for resources whose response body is a collection of items
+responses:
+    200:
+      body:
+        application/json:
+          type: <<typeName>>[]
+          example: !include /examples/<<typeName|!pluralize>>.json

raml/modularization/traits/hasResponseItem.raml

@@ -0,0 +1,8 @@
+#%RAML 1.0 Trait
+usage: Use this trait for resources whose response body is a single item
+responses:
+    200:
+      body:
+        application/json:
+          type: <<typeName>>
+          example: !include /examples/<<typeName>>.json