Add tag variables for module

Merge pull request #19 from zoitech/hotfix/concourse_rds_event_subscr…

…iption_change_source

Change ID to identifier

Merge pull request #18 from zoitech/feature/fix_deprecated_items

fix deprecated items

Merge pull request #14 from eabdelmaqsod/feature/postgres_family_version

Add postgres family as version for Version 0.12

Merge pull request #13 from eabdelmaqsod/backwardcomp/postgres_family…

…_version

Add postgress family version

Merge pull request #12 from eabdelmaqsod/master

ami variables

add variable ami

Merge pull request #11 from zoitech/bugfix/removed_head_text

Bugfix/removed head text

Merge pull request #9 from eabdelmaqsod/feature/volume_size_coreos_ne…

…w_version

Feature/volume size coreos new version

Update ec2_alb.tf

removed comment in access logs