Merge branch 'master' of github.com:mailru/tarantool

.gitignore

doc/sql.txt

doc/user/CMakeLists.txt

doc/user/data-model.xml

doc/user/errcode.xml

doc/user/language-reference.xml

doc/user/persistence-architecture.xml

doc/user/space.xml

doc/user/stored-procedures.xml

doc/user/target.db

include/errcode.h

include/log_io.h

mod/box/box.m

mod/box/index.m

src/log_io.m

src/replication.m

src/salloc.m

test/box_big/hash.result

test/box_big/lua.result

test/box_big/tree_pk_multipart.result