remove playbook examples from main repo.  Fear not, these are now in the ansible/ansible-examples repo :)

BUGFIX - --start-at-task= works only with --step

Patch so that delegate_to also uses ansible_ssh_private_key_file

postgresql_privs: fix wrong codec specification

Conflicts:
	docsite/latest/rst/playbooks2.rst
	docsite/latest/searchindex.js

amended s3 plugin to support 'dest' parameter

Document: sudo works per-task too

Add notification/hipchat module.

EC2 ELB management

From issue #2820, --start-at-task does not actually run tasks
unless --step is specified. This appears to be because skip_task
is being evaluated as True in PlayBook._run_task(). This patch
ensures skip_task is set to False in the callback.