This makes --list-hosts work more like actually running the playbook,
and thus gets the correct hosts with regard to includes and similar.

Fixes #1959.

Instead of having to remember when to use which one, rename template_ds
to template and move the last bit of code from template to varReplace
(which gets used for all string replacements, in the end).

This means that you can template any data type without worrying about
whether it's a string or not, and the right thing will happen.

hg module cleaned up

Yum mod

Add macports packaging - points to git repo and devel branch instead of ...

If ec2 fact has ':' or '-', change to '_'

Correct python module name for jinja2

Update packaging/arch/PKGBUILD

fixed shebang in hacking test-module

good and proper

Change ec2 fact names with colons (:) or dashes (:) to undescore (_)
so that they can be used in templates.

Note that this makes copies instead of replacing the exisitng fact
names to avoid breaking existing playbooks.

Removes python2-json dependancy which is not required on Arch (python 2.7)

- make extra-vars override all other vars and facts in playbooks

Changes is now determined by simply comparing before,after and cleaned (purge and/or force). Doc is updated.

Only inventory "running" EC2 instances. "stopped" is also a valid state ...

Only inventory "running" EC2 instances. "stopped" is also a valid state and these should not be inventoried.