Merge pull request #287 from StackStorm/fix_readme

Fix formatting on readme

Author: amanda11

README.md

@@ -48,7 +48,6 @@ Below is the list of variables you can redefine in your playbook to customize st
 | `st2_packs`              | `[ st2 ]`     | List of packs to install. This flag does not work with a `--python3` only pack.
 | `st2_python_packages`    | `[ ]`         | List of python packages to install into the `/opt/stackstorm/st2` virtualenv. This is needed when deploying alternative auth or coordination backends which depend on Python modules to make them work.
 | `st2_u16_add_insecure_py3_ppa`	| `false`     | Whether permission is granted to install the deadsnakes Python3.6 PPA for Ubuntu 16. 
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 | **st2web**
 | `st2web_ssl_certificate`     | `null` | String with custom SSL certificate (`.crt`). If not provided, self-signed certificate will be generated.
 | `st2web_ssl_certificate_key` | `null` | String with custom SSL certificate secret key (`.key`). If not provided, self-signed certificate will be generated.