apt module.

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.