Added var environment_variables which allows unlimited list of enviro…

…nment vars

Added ability to specify additional codebuild vars

Not creating aws_iam_policy_document for cache bucket if cache is dis…

…abled

By default disabling cache bucket for CodeBuild

Using specific version of terraform-generic-label

Added count on some missing resources

Added more codebuild vars

Merge pull request #2 from huksley/cloudposse-master

Cloudposse master

Added configuration of CodeBuild env by variables

Added an S3 cache, so that the buildspec.yml can use cache and dynami…

…c environment vars. (cloudposse#16)

* Added s3 caching option, with autodelete cache

* Added s3 caching option, with autodelete cache

* Added s3 caching option, with autodelete cache

* fixed error on conditional cache usage

* Updated the cache_enabled option for clarity
Added the ability to dynamically add environment variables.
Set the s3 bucket to only create if the cache is enabled
Added a null provider verion to remove the warning.
Added a random provider with version to remove warning.
Added a random string generator to append to bucket names to add uniqueness, lowering the chance of bucket name conflicts

* removed build harness file

* updated the environment_variables to use a default list containing a map. When it was empty, it caused an error

* Fixed formatting for lint

* updated variable description

* fixed format

* fixed source of label module

* fixed source of label module

* fixed source of label module

* set label to use terraform-null-label

* Switched to a tagged release of terraform-terraform-label

* added git:: to source

* moved provider section out of module, and added a section to README to make users aware of the providers used, nd how to squash the warning