add missing documentation

src/com/ZmqContext.h

@@ -28,7 +28,13 @@ namespace aman {
         ZmqContext& operator=(const ZmqContext&) = delete;
         ZmqContext& operator=(ZmqContext&&) = delete;
 
+        /**
+         * @brief Initializes the ZMQ context
+         */
         void initialize();
+        /**
+         * @brief Destroys the ZMQ context and all sockets need to be closed before
+         */
         void deinitialize();
 
         /**