Add build-arch and build-indep targets
Add build-arch and build-indep targets

bdwalton/debian-golang,tianon/debian-golang,nightlyone/golang,bdwalton/debian-golang,nightlyone/golang,nightlyone/golang,nightlyone/golang,bdwalton/debian-golang,tianon/debian-golang,tianon/debian-golang,nightlyone/golang,tianon/debian-golang,tianon/debian-golang,bdwalton/debian-golang,tianon/debian-golang,nightlyone/golang,bdwalton/debian-golang,bdwalton/debian-golang,bdwalton/debian-golang,tianon/debian-golang,bdwalton/debian-golang,nightlyone/golang,tianon/debian-golang