Remove tags in outputs (#11)

* Remove references to tags in outputs

The AZ subnets are indexed by the count parameter. Since the count parameter is the same for all resources the ordering will be maintained. Hence the double check for AZ tags is redundant.

* Regenerate docs

README.md

@@ -174,8 +174,9 @@ for example:
 ```
 Available targets:
 
-  help                                This help screen
+  help                                Help screen
   help/all                            Display help for all targets
+  help/short                          This help short screen
   lint                                Lint terraform code
 
 ```

docs/targets.md

@@ -2,8 +2,9 @@
 ```
 Available targets:
 
-  help                                This help screen
+  help                                Help screen
   help/all                            Display help for all targets
+  help/short                          This help short screen
   lint                                Lint terraform code
 
 ```

outputs.tf

@@ -1,14 +1,14 @@
 output "az_subnet_ids" {
-  value       = "${zipmap(var.availability_zones, matchkeys(coalescelist(aws_subnet.private.*.id, aws_subnet.public.*.id), coalescelist(aws_subnet.private.*.tags.AZ, aws_subnet.public.*.tags.AZ), var.availability_zones))}"
+  value       = "${zipmap(var.availability_zones, coalescelist(aws_subnet.private.*.id, aws_subnet.public.*.id))}"
   description = "Map of AZ names to subnet IDs"
 }
 
 output "az_route_table_ids" {
-  value       = "${zipmap(var.availability_zones, matchkeys(coalescelist(aws_route_table.private.*.id, aws_route_table.public.*.id), coalescelist(aws_route_table.private.*.tags.AZ, aws_route_table.public.*.tags.AZ), var.availability_zones))}"
+  value       = "${zipmap(var.availability_zones, coalescelist(aws_route_table.private.*.id, aws_route_table.public.*.id))}"
   description = " Map of AZ names to Route Table IDs"
 }
 
 output "az_ngw_ids" {
-  value       = "${zipmap(var.availability_zones, coalescelist(matchkeys(aws_nat_gateway.public.*.id, aws_nat_gateway.public.*.tags.AZ, var.availability_zones), local.dummy_az_ngw_ids))}"
+  value       = "${zipmap(var.availability_zones, coalescelist(aws_nat_gateway.public.*.id, local.dummy_az_ngw_ids))}"
   description = "Map of AZ names to NAT Gateway IDs (only for public subnets)"
 }