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

.travis.yml

doc/sphinx/dev_guide/building_documentation.rst

src/box/vclock.h

src/coeio.cc

src/lib/csv/csv.c

src/lua/msgpackffi.lua

test-run

test/app/inspector.result

test/app/inspector.test.lua

test/app/msgpackffi.result

test/app/msgpackffi.test.lua

test/big/hash_multipart.result

test/big/hash_multipart.test.lua

test/big/lua.result

test/big/lua.test.lua

test/big/sql.result

test/big/sql.test.lua

test/big/tree_pk.result

test/big/tree_pk.test.lua

test/big/tree_pk_multipart.result