+ sample configs for nginx-proxy lxc instance

+ site_name as general option for different lxc_host and site_name (personally used for vps deployment)
+ vps deploy script
+ node version manager install
+ php version setup vars moved into separate vars-file
+ ansible.cfg that helps to use local inventory and group_vars files
+ root account playbook

data/db-dumps/.gitignore

@@ -0,0 +1,2 @@
+*
+!.gitignore