Remove a dead declaration.
A fix and a test case for gh-304 Iterator does not check the access

Add access checks in Lua iterators.
Add a test case for gh-299 (guest can read _user space)
Add a test case for gh-263 box.cfg true/false vlaues
Update test result.
Review fixes for vclock API

 * remove vclock_merge
 * remove vclock_destroy
 * use `server` instead of `node`
 * use `signature` instead of `lsnsum`
 * refactor vclock_from_string code
Update box-protocol.txt, clarify that <body> may be empty.
Replace a linear search with an index lookup in drop space.
Merge branch 'master' of github.com:tarantool/tarantool
Fix a bug in index definition (bootstrap.snap).
Extract iproto encode/decode functions to iproto_constants.h
Merge remote-tracking branch 'origin/master' into iproto-encode-decode
Rewrite replica_bootstrap() using coio
Role approach #1.

Add provisioning for user type.
Support user type in alter.
Do not return roles in user_by_name().
Make it possible to grant privileges on roles ('execute').
A fix and a test case for gh-358 "change pasword does not work from Lua"
Merge branch 'master' of github.com:tarantool/tarantool
Merge branch 'ocelot-master'
Merge branch 'master' of github.com:tarantool/tarantool
Add forgotten test results (and a fix for index definition in bootstrap.snap)
Merge branch 'master' of github.com:tarantool/tarantool