Added trinity style

31-trinity/README.md

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+Style #31
+==============================
+
+Constraints:
+
+- The application is divided into three components: the model, the
+  view and the controller. The model represents the application's
+  data; the view represents a specific rendition of the data; the
+  controller provides for input/output, for populating/updating the
+  model and for invoking the right view.
+
+Possible names:
+
+- Trinity
+- Model/View/Controller
+