Merge pull request #29 from mpasternacki/COOK-2171

Fix COOK-2171
Allow specifying a custom cacher port in the cacher-client recipe
[COOK-2143] - move default value to attribute file
[COOK-2178] Fix typo in comment
[COOK-2184] - add acng template

* Template is from Ubuntu 12.04 installation with default content
other than the port attribute
* Split up the cacher-ng service to two occurences, one for enabling
and the second for starting to avoid config issues resulting in a
non-running/startable service.
Merge branch 'COOK-2184'
release v1.8.0
Merge pull request #30 from gravitystorm/patch-1

[COOK-2178] Fix typo in comment
Fix the issue with notifications not being executed properly by running all the resources created internally by the provider in `recipe_eval`.