Fix git submodule update when version specified

Makes host key checking the default behavior but can be disabled in ansible.cfg or by environment variable.

Make the CPU facts Hyperthreading aware

Add Jinja2 filter |bool : return boolean interpretation of the value

Fix service enable on FreeBSD

Some services have a knob (i.e. rc.conf setting) whose name
differs from that of the script. For example, lockd process
is controlled with a script called lockd, but the rc.conf
value is rpc_lockd_enable.

Fixes issue #3382.

'yes', 'on', '1', 'true', insensitively, and 1 are true,
 everything else is false

broken docs in files/file module!

	remove obsolete examples: key

Add submodule support to git module

Reference ansible_lsb.major_release, not ansible_lsb.major_version

Added flexible filename handling for main files

Adds termination support to the ec2 module

Don't turn on sudo for all tasks when setting the sudo_user or ask_sudo_pass

Conflicts:
	bin/ansible-pull

Conflicts:
	hacking/env-setup

Enable negated patterns

Let update-rc.d set changed flag properly