Review: Build-infra M1.2

[Erik Joelsson]

Here is an update to the build-infra makefiles. The new build is now 
completely free of old makefiles. It should build on all supported 
platforms but the produced output is not yet completely equivalent on 
all platforms.

http://cr.openjdk.java.net/~erikj/build-infra-m1.2/webrev-root/ 
<http://cr.openjdk.java.net/%7Eerikj/build-infra-m1.2/webrev-root/>

http://cr.openjdk.java.net/~erikj/build-infra-m1.2/webrev-jdk-makefiles/ 
<http://cr.openjdk.java.net/%7Eerikj/build-infra-m1.2/webrev-jdk-makefiles/>