Unify constructor/destructor names in the code

client/tarantool_checksum/tc_space.c

include/coro.h

include/fiber.h

include/iobuf.h

include/ipc.h

include/latch.h

include/mhash.h

include/rlist.h

include/rope.h

include/salloc.h

include/tbuf.h

src/admin.m

src/admin.rl

src/box/box.m

src/box/box_lua.m

src/box/hash_index.m

src/box/request.m

src/box/space.m

src/coio.m

src/coro.m