Added all files

examples/011_lineinfile/database.yml

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+---
+- hosts: database
+  become: true
+  tasks:
+    - name: Remove packages for a VM problem using mysql
+      command: apt-get -y purge mysql-server mysql-client mysql-common
+
+    - name: install mysql-server
+      apt: name=mysql-server state=present update_cache=yes
+
+    - name: ensure mysql started
+      service: name=mysql state=started enabled=yes
+
+    - name: ensure mysql listening on all ports
+      lineinfile: dest=/etc/mysql/my.cnf regexp=^bind-address line="bind-address = 0.0.0.0"