vinyl: trimming of the transaction manager
vinyl: trimming of the transaction manager

* inline txlogindex_replace
* remove SVCONFLICT flag from tuple

rtsisyk/tarantool,mejedi/tarantool,rtsisyk/tarantool,rtsisyk/tarantool,rtsisyk/tarantool,mejedi/tarantool,mejedi/tarantool,mejedi/tarantool