chore: update GitHub branch references to use HEAD

CHANGELOG.md

@@ -147,7 +147,7 @@ All notable changes to this project will be documented in this file.
 ## [3.3.0] - 2016-10-10
 ### Added
 - [Pull #92](https://github.com/sendgrid/sendgrid-go/pull/92): Inbound Parse Webhook support
-- Checkout the [README](https://github.com/sendgrid/sendgrid-go/tree/master/helpers/inbound) for details.
+- Checkout the [README](helpers/inbound) for details.
 
 ## [3.2.3] - 2016-10-10
 ### Added
@@ -162,24 +162,24 @@ All notable changes to this project will be documented in this file.
 ## [3.2.1] - 2016-08-24
 ### Added
 - Table of Contents in the README
-- Added a [USE_CASES.md](https://github.com/sendgrid/sendgrid-go/blob/master/USE_CASES.md) section, with the first use case example for transactional templates
+- Added a [USE_CASES.md](USE_CASES.md) section, with the first use case example for transactional templates
 
 ## [3.2.0] - 2016-08-17
 ### Added
 - Merged pull request: [make contents var args in NewV3MailInit](https://github.com/sendgrid/sendgrid-go/pull/75)
-- The `NewV3MailInit` [Mail Helper](https://github.com/sendgrid/sendgrid-go/tree/master/helpers/mail) constructor can now take in multiple content objects.
+- The `NewV3MailInit` [Mail Helper](helpers/mail) constructor can now take in multiple content objects.
 - Thanks to [Adrien Delorme](https://github.com/azr) for the pull request!
 
 ## [3.1.0] - 2016-07-28
 - Dependency update to v2.2.0 of [sendGrid-rest](https://github.com/sendgrid/rest/releases/tag/v2.2.0)
 - Pull [#9](https://github.com/sendgrid/rest/pull/9): Allow for setting a custom HTTP client
-- [Here](https://github.com/sendgrid/rest/blob/master/rest_test.go#L127) is an example of usage
+- [Here](https://github.com/sendgrid/rest/blob/HEAD/rest_test.go#L127) is an example of usage
 - This enables usage of the [sendgrid-go library](https://github.com/sendgrid/sendgrid-go) on [Google App Engine (GAE)](https://cloud.google.com/appengine/)
 - Special thanks to [Chris Broadfoot](https://github.com/broady) and [Sridhar Venkatakrishnan](https://github.com/sridharv) for providing code and feedback!
 
 ## [3.0.6] - 2016-07-26 ##
 ### Added
-- [Troubleshooting](https://github.com/sendgrid/sendgrid-go/blob/master/TROUBLESHOOTING.md) section
+- [Troubleshooting](TROUBLESHOOTING.md) section
 
 ## [3.0.5] - 2016-07-20
 ### Added

CONTRIBUTING.md

@@ -80,7 +80,7 @@ source ./sendgrid.env
 ##### Execute: #####
 
 * Check out the documentation for [Web API v3 endpoints](https://sendgrid.com/docs/API_Reference/Web_API_v3/index.html).
-* Review the corresponding [example](https://github.com/sendgrid/sendgrid-go/blob/master/examples).
+* Review the corresponding [example](examples).
 * Update the file
 
 ```bash
@@ -101,7 +101,7 @@ The main function that does the heavy lifting (and external entry point) is `API
 <a name="testing"></a>
 ## Testing
 
-All PRs require passing tests before the PR will be reviewed. All test files are in [`sendgrid_test.go`](https://github.com/sendgrid/sendgrid-go/tree/master/sendgrid_test.go). For the purposes of contributing to this repo, please update the [`sendgrid_test.go`](https://github.com/sendgrid/sendgrid-go/tree/master/sendgrid_test.go) file with unit tests as you modify the code.
+All PRs require passing tests before the PR will be reviewed. All test files are in [`sendgrid_test.go`](sendgrid_test.go). For the purposes of contributing to this repo, please update the [`sendgrid_test.go`](sendgrid_test.go) file with unit tests as you modify the code.
 
 The integration tests require a Twilio SendGrid mock API in order to execute. We've simplified setting this up using Docker to run the tests. You will just need [Docker Desktop](https://docs.docker.com/get-docker/) and `make`.
 
@@ -162,7 +162,7 @@ Please run your code through:
 5. Locally merge (or rebase) the upstream development branch into your topic branch:
 
    ```bash
-   git pull [--rebase] upstream master
+   git pull [--rebase] upstream main
    ```
 
 6. Push your topic branch up to your fork:
@@ -172,7 +172,7 @@ Please run your code through:
    ```
 
 7. [Open a Pull Request](https://help.github.com/articles/using-pull-requests/)
-    with a clear title and description against the `master` branch. All tests must be passing before we will review the PR.
+    with a clear title and description against the `main` branch. All tests must be passing before we will review the PR.
 
 <a name="code-reviews"></a>
 ## Code Reviews

README.md

@@ -1,6 +1,6 @@
-![Twilio SendGrid Logo](https://github.com/sendgrid/sendgrid-python/raw/master/twilio_sendgrid_logo.png)
+![Twilio SendGrid Logo](twilio_sendgrid_logo.png)
 
-[![BuildStatus](https://travis-ci.org/sendgrid/sendgrid-go.svg?branch=master)](https://travis-ci.org/sendgrid/sendgrid-go)
+[![BuildStatus](https://travis-ci.org/sendgrid/sendgrid-go.svg?branch=main)](https://travis-ci.org/sendgrid/sendgrid-go)
 [![Email Notifications Badge](https://dx.sendgrid.com/badge/go)](https://dx.sendgrid.com/newsletter/go)
 [![GoDoc](https://godoc.org/github.com/sendgrid/sendgrid-go?status.svg)](https://godoc.org/github.com/sendgrid/sendgrid-go)
 [![MIT licensed](https://img.shields.io/badge/license-MIT-blue.svg)](./LICENSE.md)
@@ -16,7 +16,7 @@
 
 Version 3.X.X of this library provides full support for all Twilio SendGrid [Web API v3](https://sendgrid.com/docs/API_Reference/Web_API_v3/index.html) endpoints, including the new [v3 /mail/send](https://sendgrid.com/blog/introducing-v3mailsend-sendgrids-new-mail-endpoint).
 
-This library represents the beginning of a new path for Twilio SendGrid. We want this library to be community driven and Twilio SendGrid led. We need your help to realize this goal. To help make sure we are building the right things in the right order, we ask that you create [issues](https://github.com/sendgrid/sendgrid-go/issues) and [pull requests](https://github.com/sendgrid/sendgrid-go/blob/master/CONTRIBUTING.md) or simply upvote or comment on existing issues or pull requests.
+This library represents the beginning of a new path for Twilio SendGrid. We want this library to be community driven and Twilio SendGrid led. We need your help to realize this goal. To help make sure we are building the right things in the right order, we ask that you create [issues](https://github.com/sendgrid/sendgrid-go/issues) and [pull requests](CONTRIBUTING.md) or simply upvote or comment on existing issues or pull requests.
 
 Please browse the rest of this README for further detail.
 
@@ -85,7 +85,7 @@ source ./sendgrid.env
 
 ## Hello Email
 
-The following is the minimum needed code to send an email with the [/mail/send Helper](https://github.com/sendgrid/sendgrid-go/tree/master/helpers/mail) ([here](https://github.com/sendgrid/sendgrid-go/blob/master/examples/helpers/mail/example.go#L32) is a full example):
+The following is the minimum needed code to send an email with the [/mail/send Helper](helpers/mail) ([here](examples/helpers/mail/example.go#L32) is a full example):
 
 ### With Mail Helper Class
 
@@ -120,11 +120,11 @@ func main() {
 }
 ```
 
-The `NewEmail` constructor creates a [personalization object](https://sendgrid.com/docs/Classroom/Send/v3_Mail_Send/personalizations.html) for you. [Here](https://github.com/sendgrid/sendgrid-go/blob/master/examples/helpers/mail/example.go#L28) is an example of how to add to it.
+The `NewEmail` constructor creates a [personalization object](https://sendgrid.com/docs/Classroom/Send/v3_Mail_Send/personalizations.html) for you. [Here](examples/helpers/mail/example.go#L28) is an example of how to add to it.
 
 ### Without Mail Helper Class
 
-The following is the minimum needed code to send an email without the /mail/send Helper ([here](https://github.com/sendgrid/sendgrid-go/blob/master/examples/mail/mail.go#L47) is a full example):
+The following is the minimum needed code to send an email without the /mail/send Helper ([here](examples/mail/mail.go#L47) is a full example):
 
 ```go
 package main
@@ -202,28 +202,28 @@ func main() {
 <a name="inbound"></a>
 # Processing Inbound Email
 
-Please see [our helper](https://github.com/sendgrid/sendgrid-go/tree/master/helpers/inbound) for utilizing our Inbound Parse webhook.
+Please see [our helper](helpers/inbound) for utilizing our Inbound Parse webhook.
 
 <a name="usage"></a>
 # Usage
 
 - [Twilio SendGrid Docs](https://sendgrid.com/docs/API_Reference/index.html)
-- [Library Usage Docs](https://github.com/sendgrid/sendgrid-go/tree/master/USAGE.md)
-- [Example Code](https://github.com/sendgrid/sendgrid-go/tree/master/examples)
+- [Library Usage Docs](USAGE.md)
+- [Example Code](examples)
 - [How-to: Migration from v2 to v3](https://sendgrid.com/docs/Classroom/Send/v3_Mail_Send/how_to_migrate_from_v2_to_v3_mail_send.html)
-- [v3 Web API Mail Send Helper](https://github.com/sendgrid/sendgrid-go/tree/master/helpers/mail/README.md)
+- [v3 Web API Mail Send Helper](helpers/mail/README.md)
 
 <a name="use-cases"></a>
 # Use Cases
 
-[Examples of common API use cases](https://github.com/sendgrid/sendgrid-go/blob/master/use-cases/README.md), such as how to send an email with a transactional template.
+[Examples of common API use cases](use-cases/README.md), such as how to send an email with a transactional template.
 
 <a name="announcements"></a>
 # Announcements
 
 Please see our announcement regarding [breaking changes](https://github.com/sendgrid/sendgrid-go/issues/81). Your support is appreciated!
 
-All updates to this library are documented in our [CHANGELOG](https://github.com/sendgrid/sendgrid-go/blob/master/CHANGELOG.md) and [releases](https://github.com/sendgrid/sendgrid-go/releases). You may also subscribe to email [release notifications](https://dx.sendgrid.com/newsletter/go) for releases and breaking changes.
+All updates to this library are documented in our [CHANGELOG](CHANGELOG.md) and [releases](https://github.com/sendgrid/sendgrid-go/releases). You may also subscribe to email [release notifications](https://dx.sendgrid.com/newsletter/go) for releases and breaking changes.
 
 <a name="roadmap"></a>
 # Roadmap
@@ -233,19 +233,19 @@ If you are interested in the future direction of this project, please take a loo
 <a name="contribute"></a>
 # How to Contribute
 
-We encourage contribution to our libraries (you might even score some nifty swag), please see our [CONTRIBUTING](https://github.com/sendgrid/sendgrid-go/blob/master/CONTRIBUTING.md) guide for details.
+We encourage contribution to our libraries (you might even score some nifty swag), please see our [CONTRIBUTING](CONTRIBUTING.md) guide for details.
 
 Quick links:
 
-- [Feature Request](https://github.com/sendgrid/sendgrid-go/tree/master/CONTRIBUTING.md#feature-request)
-- [Bug Reports](https://github.com/sendgrid/sendgrid-go/tree/master/CONTRIBUTING.md#submit-a-bug-report)
-- [Improvements to the Codebase](https://github.com/sendgrid/sendgrid-go/tree/master/CONTRIBUTING.md#improvements-to-the-codebase)
-- [Review Pull Requests](https://github.com/sendgrid/sendgrid-go/blob/master/CONTRIBUTING.md#code-reviews)
+- [Feature Request](CONTRIBUTING.md#feature-request)
+- [Bug Reports](CONTRIBUTING.md#submit-a-bug-report)
+- [Improvements to the Codebase](CONTRIBUTING.md#improvements-to-the-codebase)
+- [Review Pull Requests](CONTRIBUTING.md#code-reviews)
 
 <a name="troubleshooting"></a>
 # Troubleshooting
 
-Please see our [troubleshooting guide](https://github.com/sendgrid/sendgrid-go/blob/master/TROUBLESHOOTING.md) for common library issues.
+Please see our [troubleshooting guide](TROUBLESHOOTING.md) for common library issues.
 
 <a name="about"></a>
 # About

TROUBLESHOOTING.md

@@ -81,7 +81,7 @@ if resp.StatusCode >= 400 {
 <a name="versions"></a>
 ## Versions
 
-We follow the MAJOR.MINOR.PATCH versioning scheme as described by [SemVer.org](http://semver.org). Therefore, we recommend that you always pin (or vendor) the particular version you are working with to your code and never auto-update to the latest version. Especially when there is a MAJOR point release, since that is guaranteed to be a breaking change. Changes are documented in the [CHANGELOG](https://github.com/sendgrid/sendgrid-go/blob/master/CHANGELOG.md) and [releases](https://github.com/sendgrid/sendgrid-go/releases) section.
+We follow the MAJOR.MINOR.PATCH versioning scheme as described by [SemVer.org](http://semver.org). Therefore, we recommend that you always pin (or vendor) the particular version you are working with to your code and never auto-update to the latest version. Especially when there is a MAJOR point release, since that is guaranteed to be a breaking change. Changes are documented in the [CHANGELOG](CHANGELOG.md) and [releases](https://github.com/sendgrid/sendgrid-go/releases) section.
 
 <a name="environment"></a>
 ## Environment Variables and Your Twilio SendGrid API Key

USAGE.md

@@ -2722,7 +2722,7 @@ For an overview of the v3 Mail Send endpoint, please visit our [v3 API Reference
 For more detailed information about how to use the v3 Mail Send endpoint, please visit our [Classroom](https://sendgrid.com/docs/Classroom/Send/v3_Mail_Send/index.html).
 
 ### POST /mail/send
-This endpoint has a helper, check it out [here](https://github.com/sendgrid/sendgrid-go/blob/master/helpers/mail/README.md).
+This endpoint has a helper, check it out [here](helpers/mail/README.md).
 
 ```go
 request := sendgrid.GetRequest(apiKey, "/v3/mail/send", host)

examples/mail/mail.go

@@ -44,7 +44,7 @@ func ValidatebatchID() {
 
 // v3MailSend : v3 Mail Send
 // POST /mail/send
-// This endpoint has a helper, check it out [here](https://github.com/sendgrid/sendgrid-go/blob/master/helpers/mail/README.md).
+// This endpoint has a helper, check it out [here](https://github.com/sendgrid/sendgrid-go/blob/HEAD/helpers/mail/README.md).
 func v3MailSend() {
 	apiKey := os.Getenv("SENDGRID_API_KEY")
 	host := "https://api.sendgrid.com"

helpers/eventwebhook/README.md

@@ -6,14 +6,14 @@
 
 # Quick Start
 
-Run the [example](https://github.com/sendgrid/sendgrid-go/blob/master/examples/eventwebhook/eventwebhook.go) (make sure you have set your environment variable to include your SENDGRID_API_KEY).
+Run the [example](../../examples/eventwebhook/eventwebhook.go) (make sure you have set your environment variable to include your SENDGRID_API_KEY).
 ```bash
 go run examples/eventwebhook/eventwebhook.go
 ```
 
 ## Usage
 
-- See the [example](https://github.com/sendgrid/sendgrid-go/blob/master/examples/eventwebhook/eventwebhook.go) for a complete working example.
+- See the [example](../../examples/eventwebhook/eventwebhook.go) for a complete working example.
 - [Documentation](https://sendgrid.com/docs/for-developers/tracking-events/)
 
 ## Test

helpers/inbound/README.md

@@ -51,11 +51,11 @@ func main() {
 
 Tests are located in the `helpers/inbound` folder:
 
-- [inbound_test.go](https://github.com/sendgrid/sendgrid-go/blob/master/helpers/inbound/inbound_test.go)
+- [inbound_test.go](inbound_test.go)
 
-Learn about testing this code [here](https://github.com/sendgrid/sendgrid-go/blob/master/CONTRIBUTING.md#testing).
+Learn about testing this code [here](../../CONTRIBUTING.md#testing).
 
 <a name="contributing"></a>
 # Contributing
 
-If you would like to contribute to this project, please see our [contributing guide](https://github.com/sendgrid/sendgrid-go/blob/master/CONTRIBUTING.md). Thanks!
+If you would like to contribute to this project, please see our [contributing guide](../../CONTRIBUTING.md). Thanks!

helpers/mail/README.md

@@ -6,15 +6,15 @@
 
 # Quick Start
 
-Run the [example](https://github.com/sendgrid/sendgrid-go/tree/master/examples/helpers/mail/example.go) (make sure you have set your environment variable to include your SENDGRID_API_KEY).
+Run the [example](../../examples/helpers/mail/example.go) (make sure you have set your environment variable to include your SENDGRID_API_KEY).
 
 ```bash
 go run examples/helpers/mail/example.go
 ```
 
 ## Usage
 
-- See the [example](https://github.com/sendgrid/sendgrid-go/tree/master/examples/helpers/mail/example.go) for a complete working example.
+- See the [example](../../examples/helpers/mail/example.go) for a complete working example.
 - [Documentation](https://sendgrid.com/docs/API_Reference/Web_API_v3/Mail/index.html)
 
 ## Test

use-cases/transactional-templates.md

@@ -7,9 +7,9 @@ Template ID (replace with your own):
 d-c6dcf1f72bdd4beeb15a9aa6c72fcd2c
 ```
 
-[Template Body](https://github.com/sendgrid/email-templates/blob/master/dynamic-templates/receipt/receipt.html)
+[Template Body](https://github.com/sendgrid/email-templates/blob/HEAD/dynamic-templates/receipt/receipt.html)
 
-[Template Data](https://github.com/sendgrid/email-templates/blob/master/dynamic-templates/receipt/receipt_data.json)
+[Template Data](https://github.com/sendgrid/email-templates/blob/HEAD/dynamic-templates/receipt/receipt_data.json)
 
 * [With Mail Helper Class](transactional-templates-with-mailer-helper.md)
 * [Without Mail Helper Class](transactional-templates-without-mailer-helper.md)