Merge remote-tracking branch 'origin/1.6' into 1.6

debian/control

doc/www/content/newsite/download.yml.in

doc/www/content/newsite/index.yml

extra/rpm/mock/tarantool-fedora-21-i386.cfg

extra/rpm/mock/tarantool-fedora-21-x86_64.cfg

extra/rpm/mock/tarantool-fedora-22-i386.cfg

extra/rpm/mock/tarantool-fedora-22-x86_64.cfg

src/box/box.cc

src/box/box.h

src/box/lua/load_cfg.lua

src/box/lua/snapshot_daemon.lua

src/box/relay.cc

src/box/relay.h

src/lua/log.lua

test/app/console.test.lua

test/box/cfg.result