Replace "Mac" with "OS X"

docs-translations/es/README-es.md

@@ -62,7 +62,7 @@ Módulos de ambos procesos:
 * [Estructura de directorio](development/source-code-directory-structure.md)
 * [Diferencias técnicas con NW.js (anteriormente conocido como node-webkit)](development/atom-shell-vs-node-webkit.md)
 * [Sistema de compilación](development/build-system-overview.md)
-* [Instrucciones de compilación (Mac)](development/build-instructions-mac.md)
+* [Instrucciones de compilación (Mac)](development/build-instructions-osx.md)
 * [Instrucciones de compilación (Windows)](development/build-instructions-windows.md)
 * [Instrucciones de compilación (Linux)](development/build-instructions-linux.md)
 * [Configurando un servidor de símbolos en el depurador](development/setting-up-symbol-server.md)

docs-translations/ko/README.md

@@ -62,7 +62,7 @@
 * [소스 코드 디렉터리 구조](development/source-code-directory-structure.md)
 * [NW.js와 기술적으로 다른점 (이전 node-webkit)](development/atom-shell-vs-node-webkit.md)
 * [빌드 시스템 개요](development/build-system-overview.md)
-* [빌드 설명서 (Mac)](development/build-instructions-mac.md)
+* [빌드 설명서 (Mac)](development/build-instructions-osx.md)
 * [빌드 설명서 (Windows)](development/build-instructions-windows.md)
 * [빌드 설명서 (Linux)](development/build-instructions-linux.md)
 * [디버거에서 디버그 심볼 서버 설정](development/setting-up-symbol-server.md)

docs/README.md

@@ -64,7 +64,7 @@ Modules for both processes:
 * [Source code directory structure](development/source-code-directory-structure.md)
 * [Technical differences to NW.js (formerly node-webkit)](development/atom-shell-vs-node-webkit.md)
 * [Build system overview](development/build-system-overview.md)
-* [Build instructions (Mac)](development/build-instructions-mac.md)
+* [Build instructions (Mac)](development/build-instructions-osx.md)
 * [Build instructions (Windows)](development/build-instructions-windows.md)
 * [Build instructions (Linux)](development/build-instructions-linux.md)
 * [Setting up symbol server in debugger](development/setting-up-symbol-server.md)

docs/development/build-instructions-mac.md → docs/development/build-instructions-osx.md

@@ -1,6 +1,6 @@
-# Build Instructions (Mac)
+# Build Instructions (OS X)
 
-Follow the guidelines below for building Electron on Mac.
+Follow the guidelines below for building Electron on OS X.
 
 ## Prerequisites