Running iOS Checks
? Xcode is installed at /Applications/Xcode.app/Contents/Developer
? Xcode Command Line Tools are installed.
? DevToolsSecurity is enabled.
? The Authorization DB is set up properly.
? Node binary found at /usr/local/bin/node
? iOS Checks were successful.

Running Android Checks
? ANDROID_HOME is set to "/Users/young/Library/Android/sdk"
? JAVA_HOME is set to "/Library/Java/JavaVirtualMachines/jdk1.7.0_79.jdk/Contents/Home."
? ADB exists at /Users/young/Library/Android/sdk/platform-tools/adb
? Android exists at /Users/young/Library/Android/sdk/tools/android
? Emulator exists at /Users/young/Library/Android/sdk/tools/emulator
? Android Checks were successful.

? All Checks were successful

Youngs-Mac:~ young$ vi  ~/.bash_profile 
export PATH="/Applications/Appium.app/Contents/Resources/node/bin/":$PATH
export PATH="/Applications/Appium.app/Contents/Resources/node_modules/appium/bin/":$PATH
export ANDROID_HOME="/Users/young/Library/Android/sdk"
export PATH="/Users/young/Library/Android/sdk/platform-tools":$PATH 
export PATH="/Users/young/Library/Android/sdk/tools":$PATH
export JAVA_HOME="/Library/Java/JavaVirtualMachines/jdk1.7.0_79.jdk/Contents/Home"