Add ansible provisioning (#122)

* first ansible skeleton

* first commit of ansible installation of vulnwhisperer outside docker

* first ansible skeleton

* first commit of ansible installation of vulnwhisperer outside docker

* refactor the ansible role a bit

* update readme, add fail validation step to provision.yml and fix
typo when calling a logging funciton

ansible/roles/elastic.elasticsearch/.github/issue_template.md

@@ -0,0 +1,41 @@
+<!
+<!--
+
+** Please read the guidelines below. **
+
+Issues that do not follow these guidelines are likely to be closed.
+
+1.  GitHub is reserved for bug reports and feature requests. The best place to
+    ask a general question is at the Elastic [forums](https://discuss.elastic.co).
+    GitHub is not the place for general questions.
+
+2.  Is this bug report or feature request for a supported OS? If not, it
+    is likely to be closed.  See https://www.elastic.co/support/matrix#show_os
+
+3.  Please fill out EITHER the feature request block or the bug report block
+    below, and delete the other block.
+
+-->
+
+<!-- Feature request -->
+
+**Describe the feature**:
+
+<!-- Bug report -->
+
+**Elasticsearch version**
+
+**Role version**:  (If using master please specify github sha)
+
+**JVM version** (`java -version`):
+
+**OS version** (`uname -a` if on a Unix-like system):
+
+**Description of the problem including expected versus actual behaviour**:
+
+**Playbook**:
+Please specify the full playbook used to reproduce this issue.
+
+**Provide logs from Ansible**:
+
+**ES Logs if relevant**: