Fix links

CONTRIBUTING.md

@@ -1,5 +1,9 @@
 # Contribution Guidelines
 
+<!-- NOTE: We use absolute linking here instead of relative linking, because the terraform registry does not support
+           relative linking correctly.
+-->
+
 Contributions to this Module are very welcome! We follow a fairly standard [pull request process](
 https://help.github.com/articles/about-pull-requests/) for contributions, subject to the following guidelines:
 

README.md

@@ -3,6 +3,10 @@
 
 # Cloud SQL Modules
 
+<!-- NOTE: We use absolute linking here instead of relative linking, because the terraform registry does not support
+           relative linking correctly.
+-->
+
 This repo contains modules for running relational databases such as MySQL and PostgreSQL on
 [Google Cloud Platform (GCP)](https://cloud.google.com/) using [Cloud SQL](https://cloud.google.com/sql/).
 
@@ -25,7 +29,7 @@ This repo has the following folder structure:
 
   The primary module is:
 
-    * [cloud-sql](/modules/cloud-sql): Deploy a Cloud SQL [MySQL](https://cloud.google.com/sql/docs/mysql/) or
+    * [cloud-sql](https://github.com/gruntwork-io/terraform-google-sql/tree/master/modules/cloud-sql): Deploy a Cloud SQL [MySQL](https://cloud.google.com/sql/docs/mysql/) or
     [PostgreSQL](https://cloud.google.com/sql/docs/postgres/) database.
 
 * [examples](https://github.com/gruntwork-io/terraform-google-sql/tree/master/examples): This folder contains
@@ -60,7 +64,7 @@ a version number bump.
 
 ## Who maintains this Module?
 
-This Module and its Submodules are maintained by [Gruntwork](http://www.gruntwork.io/). Read the [Gruntwork Philosophy](/GRUNTWORK_PHILOSOPHY.md) document to learn more about how Gruntwork builds production grade infrastructure code. If you are looking for help or
+This Module and its Submodules are maintained by [Gruntwork](http://www.gruntwork.io/). Read the [Gruntwork Philosophy](https://github.com/gruntwork-io/terraform-google-sql/blob/master/GRUNTWORK_PHILOSOPHY.md) document to learn more about how Gruntwork builds production grade infrastructure code. If you are looking for help or
 commercial support, send an email to
 [support@gruntwork.io](mailto:support@gruntwork.io?Subject=Google%20SQL%20Module).
 
@@ -75,13 +79,13 @@ Gruntwork can help with:
 
 ## How do I contribute to this Module?
 
-Contributions are very welcome! Check out the [Contribution Guidelines](/CONTRIBUTING.md) for instructions.
+Contributions are very welcome! Check out the [Contribution Guidelines](https://github.com/gruntwork-io/terraform-google-sql/blob/master/CONTRIBUTING.md) for instructions.
 
 
 ## How is this Module versioned?
 
 This Module follows the principles of [Semantic Versioning](http://semver.org/). You can find each new release, along
-with the changelog, in the [Releases Page](../../releases).
+with the changelog, in the [Releases Page](https://github.com/gruntwork-io/terraform-google-sql/releases).
 
 During initial development, the major version will be 0 (e.g., `0.x.y`), which indicates the code does not yet have a
 stable API. Once we hit `1.0.0`, we will make every effort to maintain a backwards compatible API and use the MAJOR,
@@ -90,6 +94,6 @@ MINOR, and PATCH versions on each release to indicate any incompatibilities.
 
 ## License
 
-Please see [LICENSE](/LICENSE) for how the code in this repo is licensed.
+Please see [LICENSE](https://github.com/gruntwork-io/terraform-google-sql/blob/master/LICENSE.txt) for how the code in this repo is licensed.
 
 Copyright &copy; 2019 Gruntwork, Inc.

examples/client-certificate/README.md

@@ -13,7 +13,7 @@ Creating the certificate while there are other operations ongoing will result in
 To run this example, you need to:
 
 1. Install [Terraform](https://www.terraform.io/).
-1. Open up `vars.tf` and set secrets at the top of the file as environment variables and fill in any other variables in
+1. Open up `variables.tf` and set secrets at the top of the file as environment variables and fill in any other variables in
    the file that don't have defaults. 
 1. `terraform init`.
 1. `terraform plan`.

examples/mysql-private-ip/README.md

@@ -1,6 +1,6 @@
 # MySQL Cloud SQL Private IP Example
 
-This folder contains an example of how to use the [Cloud SQL module](/modules/cloud-sql) to create a [Google Cloud SQL](https://cloud.google.com/sql/) 
+This folder contains an example of how to use the [Cloud SQL module](https://github.com/gruntwork-io/terraform-google-sql/tree/master/modules/cloud-sql) to create a [Google Cloud SQL](https://cloud.google.com/sql/) 
 [MySQL](https://cloud.google.com/sql/docs/mysql/) database instance with a [private IP address](https://cloud.google.com/sql/docs/mysql/private-ip). 
 
 ## How do you run this example?
@@ -18,4 +18,4 @@ When the templates are applied, Terraform will output the IP address of the inst
 and the instance path for [connecting using the Cloud SQL Proxy](https://cloud.google.com/sql/docs/mysql/connect-admin-proxy). 
 
 Note that you cannot connect to the private IP instance from outside Google Cloud Platform. 
-If you want to experiment with connecting from your own workstation, see the [public IP example](../mysql-public-ip)  
+If you want to experiment with connecting from your own workstation, see the [public IP example](https://github.com/gruntwork-io/terraform-google-sql/tree/master/examples/mysql-public-ip)  

examples/mysql-public-ip/README.md

@@ -1,6 +1,6 @@
 # MySQL Cloud SQL Public IP Example
 
-This folder contains an example of how to use the [Cloud SQL module](/modules/cloud-sql) to create a [Google Cloud SQL](https://cloud.google.com/sql/) 
+This folder contains an example of how to use the [Cloud SQL module](https://github.com/gruntwork-io/terraform-google-sql/tree/master/modules/cloud-sql) to create a [Google Cloud SQL](https://cloud.google.com/sql/) 
 [MySQL](https://cloud.google.com/sql/docs/mysql/) database instance with a [public IP address](https://cloud.google.com/sql/docs/mysql/connect-external-app#appaccessIP). 
 
 ## How do you run this example?

examples/mysql-replicas/README.md

@@ -1,6 +1,10 @@
 # MySQL Cloud SQL HA Example
 
-This folder contains an example of how to use the [Cloud SQL module](/modules/cloud-sql) to create a [High Availability](https://cloud.google.com/sql/docs/mysql/configure-ha) [Google Cloud SQL](https://cloud.google.com/sql/) 
+<!-- NOTE: We use absolute linking here instead of relative linking, because the terraform registry does not support
+           relative linking correctly.
+-->
+
+This folder contains an example of how to use the [Cloud SQL module](https://github.com/gruntwork-io/terraform-google-sql/tree/master/modules/cloud-sql) to create a [High Availability](https://cloud.google.com/sql/docs/mysql/configure-ha) [Google Cloud SQL](https://cloud.google.com/sql/) 
 [MySQL](https://cloud.google.com/sql/docs/mysql/) database cluster with a [public IP](https://cloud.google.com/sql/docs/mysql/connect-external-app#appaccessIP) and failover and [read replicas](https://cloud.google.com/sql/docs/mysql/replication/). 
 
 ## How do you run this example?

examples/postgres-private-ip/README.md

@@ -1,6 +1,10 @@
 # PostgreSQL Cloud SQL Private IP Example
 
-This folder contains an example of how to use the [Cloud SQL module](/modules/cloud-sql) to create a [Google Cloud SQL](https://cloud.google.com/sql/) 
+<!-- NOTE: We use absolute linking here instead of relative linking, because the terraform registry does not support
+           relative linking correctly.
+-->
+
+This folder contains an example of how to use the [Cloud SQL module](https://github.com/gruntwork-io/terraform-google-sql/tree/master/modules/cloud-sql) to create a [Google Cloud SQL](https://cloud.google.com/sql/) 
 [PostgreSQL](https://cloud.google.com/sql/docs/postgres/) database instance with a [private IP address](https://cloud.google.com/sql/docs/postgres/private-ip). 
 
 ## How do you run this example?
@@ -18,4 +22,4 @@ When the templates are applied, Terraform will output the IP address of the inst
 and the instance path for [connecting using the Cloud SQL Proxy](https://cloud.google.com/sql/docs/postgres/sql-proxy).
 
 Note that you cannot connect to the private IP instance from outside Google Cloud Platform. 
-If you want to experiment with connecting from your own workstation, see the [public IP example](../postgres-public-ip)  
+If you want to experiment with connecting from your own workstation, see the [public IP example](https://github.com/gruntwork-io/terraform-google-sql/tree/master/examples/postgres-public-ip)  

examples/postgres-public-ip/README.md

@@ -1,6 +1,10 @@
 # PostgreSQL Cloud SQL Public IP Example
 
-This folder contains an example of how to use the [Cloud SQL module](/modules/cloud-sql) to create a [Google Cloud SQL](https://cloud.google.com/sql/) 
+<!-- NOTE: We use absolute linking here instead of relative linking, because the terraform registry does not support
+           relative linking correctly.
+-->
+
+This folder contains an example of how to use the [Cloud SQL module](https://github.com/gruntwork-io/terraform-google-sql/tree/master/modules/cloud-sql) to create a [Google Cloud SQL](https://cloud.google.com/sql/) 
 [PostgreSQL](https://cloud.google.com/sql/docs/postgres/) database instance with a [public IP address](https://cloud.google.com/sql/docs/postgres/connect-external-app#appaccessIP). 
 
 ## How do you run this example?

examples/postgres-replicas/README.md

@@ -1,6 +1,10 @@
 # PostgreSQL Cloud SQL HA Example
 
-This folder contains an example of how to use the [Cloud SQL module](/modules/cloud-sql) to create a [High Availability](https://cloud.google.com/sql/docs/postgres/high-availability) [Google Cloud SQL](https://cloud.google.com/sql/) 
+<!-- NOTE: We use absolute linking here instead of relative linking, because the terraform registry does not support
+           relative linking correctly.
+-->
+
+This folder contains an example of how to use the [Cloud SQL module](https://github.com/gruntwork-io/terraform-google-sql/tree/master/modules/cloud-sql) to create a [High Availability](https://cloud.google.com/sql/docs/postgres/high-availability) [Google Cloud SQL](https://cloud.google.com/sql/) 
 [PostgreSQL](https://cloud.google.com/sql/docs/postgres/) database cluster with a [public IP address](https://cloud.google.com/sql/docs/postgres/connect-external-app#appaccessIP) and a [read replica](https://cloud.google.com/sql/docs/postgres/replication/). 
 
 ## How do you run this example?

modules/cloud-sql/README.md

@@ -1,18 +1,22 @@
 # Cloud SQL Module
 
+<!-- NOTE: We use absolute linking here instead of relative linking, because the terraform registry does not support
+           relative linking correctly.
+-->
+
 This module creates a [Google Cloud SQL](https://cloud.google.com/sql/) cluster. 
 The cluster is managed by Google, automating backups, replication, patches, and updates. 
 
 This module helps you run [MySQL](https://cloud.google.com/sql/docs/mysql/) and [PostgreSQL](https://cloud.google.com/sql/docs/postgres/) databases in [Google Cloud](https://cloud.google.com/).
 
 ## How do you use this module?
 
-See the [examples](/examples) folder for an example. 
+See the [examples](https://github.com/gruntwork-io/terraform-google-sql/tree/master/examples) folder for an example. 
 
 ## How do you configure this module?
 
 This module allows you to configure a number of parameters, such as high availability, backup windows, maintenance window and replicas. 
-For a list of all available variables and their descriptions, see [variables.tf](./variables.tf).
+For a list of all available variables and their descriptions, see [variables.tf](https://github.com/gruntwork-io/terraform-google-sql/blob/master/modules/cloud-sql/variables.tf).
 
 ## How do you connect to the database?
 
@@ -92,7 +96,7 @@ See https://github.com/terraform-providers/terraform-provider-google/issues/2446
 
 Retrieving and outputting distinct values from list of maps is not possible with resources using `count` prior to `terraform 0.12`. 
 Instead we have to output the values JSON encoded - for example `read_replica_server_ca_certs`. For full details of the outputs and 
-their format, see [outputs.tf](./outputs.tf).
+their format, see [outputs.tf](https://github.com/gruntwork-io/terraform-google-sql/blob/master/modules/cloud-sql/outputs.tf).
 
 See https://github.com/hashicorp/terraform/issues/17048