Moves Ansible Silo into Tools section (jdauphant#27)

Fixes jdauphant#26

README.md

@@ -8,7 +8,6 @@ A collaborative curated list of awesome Ansible resources
 - [Books](#books)
 - [Roles](#roles)
 - [Playbooks](#playbooks)
-- [Docker](#docker)
 - [Tools](#tools)
 - [Resources](#resources)
 
@@ -55,12 +54,6 @@ A collaborative curated list of awesome Ansible resources
 - [Streisand](https://github.com/StreisandEffect/streisand) - Streisand sets up a new server running L2TP/IPsec, OpenConnect, OpenSSH, OpenVPN, Shadowsocks, sslh, Stunnel, a Tor bridge, and WireGuard. It also generates custom instructions for all of these services. At the end of the run you are given an HTML file with instructions that can be shared with friends, family members, and fellow activists.
 - [VPN Deploy](https://github.com/ftao/vpn-deploy-playbook)
 
-## Docker
-
-*Description needed*
-
-- [Ansible Silo](https://github.com/groupon/ansible-silo) - Ansible in a self-contained environment via Docker.
-
 ## Tools
 
 *Ansible related Tools*
@@ -69,6 +62,7 @@ A collaborative curated list of awesome Ansible resources
 - [Ansible cmdb](https://github.com/fboender/ansible-cmdb) - Takes the output of Ansible's fact gathering and converts it into a static HTML overview page containing system configuration information
 - [Ansible Lint](https://github.com/willthames/ansible-lint) - Checks playbooks for practices and behaviour that could potentially be improved
 - [Ansible Shell](https://github.com/dominis/ansible-shell) - Interactive shell for Ansible with built-in tab completion for all the modules
+- [Ansible Silo](https://github.com/groupon/ansible-silo) - Ansible in a self-contained environment via Docker.
 - [Ansible Vim](https://github.com/pearofducks/ansible-vim) - Vim syntax plugin for Ansible 2.0
 - [Ansigenome](https://github.com/nickjj/ansigenome) - Ansigenome is a command line tool designed to help you manage your Ansible roles - scan, standarize documentation and meta files, generate dependency graphs
 - [ARA: Ansible Run Analysis](https://github.com/openstack/ara) - Records Ansible Playbook runs seamlessly to make them easier to visualize, understand and troubleshoot. It integrates with Ansible wherever you run it.