we use the service to restart asterisk not exec.

Conflicts:

	manifests/config_dotd.pp
replaced exec with notify service

Conflicts:

	manifests/config_dotd/nullfile.pp
	manifests/context/extensions.pp
	manifests/context/iax.pp
	manifests/context/voicemail.pp
	manifests/dotd_file.pp
add puppet asterisk manager class
Added examples for asterisk::context::manager to README file.
add initial dadhi support (under ubuntu).
update packet names to meet packets from ubuntu 12.04+ (and removed packets not needed in production)
updating to use augeas instead of puppet-share-common.
we don't use the misdn interface -> not needed.
inherit from params.pp
replaced exec with notify service
remove unneded dependancies.
we use the service to restart asterisk not exec.
fixed logic error.
added switch to enable functions needed
init.pp allows to enable/disable classes
load dahdi class when enabled (remove zabtel)
manage user and groups elsewhere.
add TODO section in README
updated README to reflect latest changes.
replaced the french.pp with a general language class