RFR: JDK-8135060: Stop building Xcode projects in install build

[Tim Bell]

Erik:

> Here is a patch to the top repo with some functional improvements to 
> the common functionality in the makefiles. This is currently needed 
> for the porting the build of some Oracle specific parts to using 
> build-infra style makefiles. The changes include:
>
> * Ability to strip binaries at link time in SetupNativeCompilation.
> * Supply a custom macro to SetupCopyFiles to perform some kind of 
> transformation when copying files.
> * A new flag to the compare script, --strip, which causes all native 
> binaries to be stripped before being compared.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8135060
> Webrev: http://cr.openjdk.java.net/~erikj/8135060/webrev.01

Looks good.

Tim