nss-bootstrap: comment cleanup

Signed-off-by: David Abdurachmanov <davidlt@cern.ch>
rpm: cleanup comments

Signed-off-by: David Abdurachmanov <davidlt@cern.ch>
popt-bootstrap: refactoring config.{sub,guess} update

Signed-off-by: David Abdurachmanov <davidlt@cern.ch>
nspr-bootstrap: always update config.{sub,guess}

Signed-off-by: David Abdurachmanov <davidlt@cern.ch>
gcc: bump to 4.8.2 and add AArch64 support

Signed-off-by: David Abdurachmanov <davidlt@cern.ch>
autotools: bump all version to latest

Signed-off-by: David Abdurachmanov <davidlt@cern.ch>
cms-common: switch fc19_aarch64 to GCC 4.8.2 default

Signed-off-by: David Abdurachmanov <davidlt@cern.ch>