The placement of "Server applications" in menu in accordance with con…

…tent. In continuation commit 1d808a4. (#2721)

README.md

@@ -66,6 +66,7 @@ Please take a quick gander at the [contribution guidelines](https://github.com/a
     - [Science and Data Analysis](#science-and-data-analysis)
     - [Security](#security)
     - [Serialization](#serialization)
+    - [Server Applications](#server-applications)
     - [Stream Processing](#stream-processing)
     - [Template Engines](#template-engines)
     - [Testing](#testing)
@@ -93,8 +94,6 @@ Please take a quick gander at the [contribution guidelines](https://github.com/a
         - [DevOps Tools](#devops-tools)
         - [Other Software](#other-software)
 
-- [Server Applications](#server-applications)
-
 - [Resources](#resources)
     - [Benchmarks](#benchmarks)
     - [Conferences](#conferences)