pkg: move testutil to pkg
pkg: move /transport to pkg/transport
pkg: move /crc to /pkg/crc
Merge pull request #1176 from coreos/testutil

pkg: move testutil to pkg
Merge pull request #1177 from coreos/tran

pkg: move /transport to pkg/transport
Merge pull request #1178 from coreos/crc

pkg: move /crc to /pkg/crc
scripts: remove broken scripts
Merge pull request #1179 from coreos/scripts

scripts: remove broken script
elog: remove elog
functional: remove functional
Merge pull request #1180 from coreos/elog

elog: remove elog
Merge pull request #1181 from coreos/functional

functional: remove functional
etcdserver: add RaftIndex and RaftTerm
etcdserver: switch to RaftTimer interface