8035495: Improvements in autoconf integration
Reviewed-by: mduigou, tbell

8027566: Remove the old build system
Reviewed-by: erikj, tbell

8005549: build-infra: Merge NewMakefile.gmk and common/makefiles/Makefile
Reviewed-by: ohair, tbell

8001897: build-infra: misc adjustments to configure script
Reviewed-by: ohair

7074397: Build infrastructure changes (makefile re-write)
Summary: New makefiles transition, old and new living side by side for now.
Reviewed-by: ohair, jjg, dholmes, ohrstrom, erikj, ihse, tgranat, ykantser
Contributed-by: ohrstrom <fredrik.ohrstrom@oracle.com>, erikj <erik.joelsson@oracle.com>, ihse <magnus.ihse.bursie@oracle.com>, tgranat <torbjorn.granat@oracle.com>, ykantser <yekaterina.kantserova@oracle.com>