Adding monit module to start/stop/monitor/unmonitor process via monit

Pagerduty and Pingdom modules for core

Feature/document facts

Updated loop documentation with explicit example of hash usage

fix ambiguous use of automatically automatic in Roles docs

Previously setting force=no caused copy to subversively
fail when target did not exist on remote host.

Caused by Runner._remote_md5 returning 1
when files don't exist, rather than 0.

Modified assemble module so the dest file is streamed together rather than built-in memory before writing.

document in the man-page that {ansible,ansible-playbook} -M can also be ...

This plugin is not quite ready as it needs to support --host <hostname> and --list, like the other inventory plugins, but we should get this tweaked and include it once it is standardized.  Watch this space!

Vagrant external inventory plugin

Riak bugfixes

Defines memory and CPU facts:
- memfree_mb
- memtotal_mb
- swapfree_mb
- swaptotal_mb
- processor (a list)
- processor_cores
- processor_count
- devices

As a matter of fact, on NetBSD, it is possible to get memory, swap and
processor facts exactly as on Linux. Tested on NetBSD-5, NetBSD-6 and
NetBSD-6.1 (without Linux emulation).

Allow specification of erlang node name for rabbitmq_user/vhost/parameter actions.

Avoid crash in module_common when the file cannot be moved/copy

performance optimization in inventory.groups_list()

don't calculate all hosts for every parent group of every group
when that parent group was already in the cache