#354 Add maven model for feature toggle design pattern

thread-pool/index.md

@@ -10,7 +10,8 @@ tags:
  - Performance
 ---
 
-**Intent:** It is often the case that tasks to be executed are short-lived and
+## Intent
+It is often the case that tasks to be executed are short-lived and
 the number of tasks is large. Creating a new thread for each task would make
 the system spend more time creating and destroying the threads than executing
 the actual tasks. Thread Pool solves this problem by reusing existing threads
@@ -18,6 +19,7 @@ and eliminating the latency of creating new threads.
 
 ![alt text](./etc/thread-pool.png "Thread Pool")
 
-**Applicability:** Use the Thread Pool pattern when
+## Applicability
+Use the Thread Pool pattern when
 
 * you have a large number of short-lived tasks to be executed in parallel