rename branch master to main

.github/workflows/ci_test.yml

@@ -2,9 +2,9 @@ name: CI
 
 on:
   push:
-    branches: [ master ]
+    branches: [ main ]
   pull_request:
-    branches: [ master ]
+    branches: [ main ]
 
   workflow_dispatch:
 

README.md

@@ -6,7 +6,7 @@ other output streams, and that can be influenced while the program is running.**
 [![Latest version](https://img.shields.io/crates/v/flexi_logger.svg)](https://crates.io/crates/flexi_logger)
 [![Documentation](https://docs.rs/flexi_logger/badge.svg)](https://docs.rs/flexi_logger)
 [![License](https://img.shields.io/crates/l/flexi_logger.svg)](https://github.com/emabee/flexi_logger)
-[![Build](https://img.shields.io/github/actions/workflow/status/emabee/flexi_logger/ci_test.yml?branch=master)](https://github.com/emabee/flexi_logger/actions?query=workflow%3ACI)
+[![Build](https://img.shields.io/github/actions/workflow/status/emabee/flexi_logger/ci_test.yml?branch=main)](https://github.com/emabee/flexi_logger/actions?query=workflow%3ACI)
 [![unsafe forbidden](https://img.shields.io/badge/unsafe-forbidden-success.svg)](https://github.com/rust-secure-code/safety-dance/)
 
 ## Usage
@@ -186,5 +186,5 @@ An experimental feature that allows using `flexi_logger` functionality with `tra
 
 ## Versions
 
-See the [change log](https://github.com/emabee/flexi_logger/blob/master/CHANGELOG.md)
+See the [change log](https://github.com/emabee/flexi_logger/blob/main/CHANGELOG.md)
 for more details.

src/code_examples.md

@@ -199,7 +199,7 @@ With [`Logger::format`](crate::Logger::format)
 you set the format for all used output channels of `flexi_logger`.
 
 `flexi_logger` provides a couple of format functions, and you can also create and use your own,
-e.g. by copying and modifying one of the provided format functions (see [formats.rs](https://github.com/emabee/flexi_logger/blob/master/src/formats.rs)).
+e.g. by copying and modifying one of the provided format functions (see [formats.rs](https://github.com/emabee/flexi_logger/blob/main/src/formats.rs)).
 
 Here's an example that you could create somewhere in your code.
 It also illustrates the signature the format function must have.