Move base to a role.

Clean up syntax in all the base tasks.
Add CONVENTIONS file for info on where things go.
Tweak readme.
Switch add playbooks to base role instead of task.

tasks/base.yml

@@ -1,134 +0,0 @@
----
-
-- name: sshd_config 
-  copy: src={{ item }} dest=/etc/ssh/sshd_config mode=600
-  first_available_file:
-    - ${sshd_config}
-    - ${files}/ssh/sshd_config.{{ ansible_fqdn }}
-    - ${files}/ssh/sshd_config.{{ host_group }}
-    - ${files}/ssh/sshd_config.{{ dist_tag }}
-    - ${files}/ssh/sshd_config.{{ ansible_distribution }}
-    - ${files}/ssh/sshd_config.{{ ansible_distribution_version }}
-  notify:
-  - restart sshd
-  tags:
-  - sshd_config
-  - config
-  - sshd
-
-- name: set root passwd
-  action: user name=root password={{ rootpw }} state=present
-  tags:
-  - rootpw
-
-- name: add ansible root key 
-  action: authorized_key user=root key="{{ item }}"
-  with_file:
-  - ${files}/common/ansible-pub-key
-  tags:
-  - config
-
-- name: make sure our resolv.conf is the one being used - set RESOLV_MODS=no in /etc/sysconfig/network
-  lineinfile: dest=/etc/sysconfig/network create=yes backup=yes state=present line='RESOLV_MODS=no' regexp=^RESOLV_MODS=
-  tags:
-  - config
-  
-- name: global default packages to install
-  action: yum state=installed name=$item
-  with_items: $global_pkgs_inst
-  tags:
-  - packages
-
-- name: dist pkgs to remove
-  action: yum state=removed name=$item
-  with_items: $base_pkgs_erase
-  tags:
-  - packages
-
-- name: dist pkgs to install
-  action: yum state=installed name=$item
-  with_items: $base_pkgs_inst
-  tags:
-  - packages
-
-- name: dist disabled services
-  action: service state=stopped enabled=false name=$item
-  with_items: $service_disabled
-  tags:
-  - service
-  - config
-
-- name: dist enabled services
-  action: service state=running enabled=true name=$item
-  with_items: $service_enabled
-  tags:
-  - service
-  - config
-
-
-- name: iptables
-  action: template src=$item dest=/etc/sysconfig/iptables mode=600 backup=yes
-  first_available_file:
-    - $iptables
-    - $files/iptables/iptables.${ansible_fqdn}
-    - $files/iptables/iptables.${host_group}
-    - $files/iptables/iptables.${env}
-    - $files/iptables/iptables
-  notify:
-  - restart iptables
-  tags:
-  - iptables
-  - config
-
-# XXX fixme # a datacenter 'fact' from setup
-- name: /etc/resolv.conf
-  action: copy src=$item dest=/etc/resolv.conf
-  first_available_file:
-  - ${resolvconf}
-  - $files/resolv.conf/${ansible_fqdn}
-  - $files/resolv.conf/${host_group}
-  - $files/resolv.conf/${datacenter}
-  - $files/resolv.conf/resolv.conf
-  tags:
-  - config
-  - resolvconf
-
-- name: rsyslog.conf
-  action: copy src=$item dest=/etc/rsyslog.conf mode=644
-  first_available_file:
-    - $rsyslogconf
-    - $files/rsyslog/rsyslog.conf.${ansible_fqdn}
-    - $files/rsyslog/rsyslog.conf.${host_group}
-    - $files/rsyslog/rsyslog.conf.${datacenter}
-    - $files/rsyslog/rsyslog.conf
-
-  notify:
-  - restart rsyslog
-  tags:
-  - rsyslogd
-  - config
-
-- name: /etc/postfix/main.cf
-  action: copy src=$item dest=/etc/postfix/main.cf
-  first_available_file:
-    - $postfix_maincf
-    - $files/postfix/main.cf.${ansible_fqdn}
-    - $files/postfix/main.cf.${host_group}
-    - $files/postfix/main.cf.${postfix_group}
-    - $files/postfix/main.cf
-  notify:
-  - restart postfix
-  tags:
-  - postfix
-  - config
-
-#
-# This task installs some common scripts to /usr/local/bin
-# scripts are under $files/common-scripts
-#
-
-- name: Install common scripts
-  action: copy src=$item dest=/usr/local/bin/ owner=root group=root mode=0755
-  with_fileglob: $files/common-scripts/*
-  tags:
-  - config