#354 Add maven model for feature toggle design pattern

async-method-invocation/index.md

@@ -10,21 +10,23 @@ tags:
  - Functional
 ---
 
-**Intent:** Asynchronous method invocation is pattern where the calling thread
+## Intent
+Asynchronous method invocation is pattern where the calling thread
 is not blocked while waiting results of tasks. The pattern provides parallel
 processing of multiple independent tasks and retrieving the results via
 callbacks or waiting until everything is done. 
 
 ![alt text](./etc/async-method-invocation.png "Async Method Invocation")
 
-**Applicability:** Use async method invocation pattern when
+## Applicability
+Use async method invocation pattern when
 
 * you have multiple independent tasks that can run in parallel
 * you need to improve the performance of a group of sequential tasks
 * you have limited amount of processing capacity or long running tasks and the
   caller should not wait the tasks to be ready
 
-**Real world examples:**
+## Real world examples
 
 * [FutureTask](http://docs.oracle.com/javase/8/docs/api/java/util/concurrent/FutureTask.html), [CompletableFuture](https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html) and [ExecutorService](http://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ExecutorService.html) (Java)
 * [Task-based Asynchronous Pattern](https://msdn.microsoft.com/en-us/library/hh873175.aspx) (.NET)