The Accela Mobile SDK for iOS has been successfully installed in the directory: 
/Library/Accela/MobileSDKs.

And the Accela project templates have been installed into XCode's Project Templates directory:
/Developer/Platforms/iPhoneOS.platform/Developer/Library/Xcode/Templates/Project Templates.

To uninstall the SDK and remove all its contents from your device, run the UninstallAccelaMobileSDK script in the SDK's installation directory: 
/Library/Accela/MobileSDKs.