Merge pull request RocketChat#239 from Schultzer/update-readme

[ReadMe] Renamed OSX to macOS

README.md

@@ -1,6 +1,6 @@
 # electron-boilerplate [![Build Status](https://travis-ci.org/szwacz/electron-boilerplate.svg?branch=master)](https://travis-ci.org/szwacz/electron-boilerplate) [![Build status](https://ci.appveyor.com/api/projects/status/s9htc1k5ojkn08fr?svg=true)](https://ci.appveyor.com/project/szwacz/electron-boilerplate)
 
-A minimalistic yet comprehensive boilerplate application for [Electron runtime](http://electron.atom.io). Tested on OSX, Windows and Linux.  
+A minimalistic yet comprehensive boilerplate application for [Electron runtime](http://electron.atom.io). Tested on macOS, Windows and Linux.  
 
 This project does not impose on you any framework (like Angular or React). It tries to give you only the 'electron' part of technology stack so you can pick your favorite technologies to build the actual app.
 
@@ -98,7 +98,7 @@ You can set the reporter(s) by setting `ISTANBUL_REPORTERS` environment variable
 
 ## Continuous integration
 
-Electron [can be plugged](https://github.com/atom/electron/blob/master/docs/tutorial/testing-on-headless-ci.md) into CI systems. Here two CIs are preconfigured for you. [Travis CI](https://travis-ci.org/) tests on OSX and Linux, [App Veyor](https://www.appveyor.com) tests on Windows.
+Electron [can be plugged](https://github.com/atom/electron/blob/master/docs/tutorial/testing-on-headless-ci.md) into CI systems. Here two CIs are preconfigured for you. [Travis CI](https://travis-ci.org/) tests on macOS and Linux, [App Veyor](https://www.appveyor.com) tests on Windows.
 
 # Making a release
 
@@ -110,7 +110,7 @@ npm run release
 
 It will start the packaging process for operating system you are running this command on. Ready for distribution file will be outputted to `dist` directory.
 
-You can create Windows installer only when running on Windows, the same is true for Linux and OSX. So to generate all three installers you need all three operating systems.
+You can create Windows installer only when running on Windows, the same is true for Linux and macOS. So to generate all three installers you need all three operating systems.
 
 All packaging actions are handled by [electron-builder](https://github.com/electron-userland/electron-builder). It has a lot of [customization options](https://github.com/electron-userland/electron-builder/wiki/Options), which you can declare under ["build" key in package.json file](https://github.com/szwacz/electron-boilerplate/blob/master/package.json#L2).