[tarantool-patches] [PATCH 0/2][vshard] Vshard safe reload

[AKhatskevich]

Branch: https://github.com/tarantool/vshard/tree/kh/gh-112-reload-mt-2
Issue: https://github.com/tarantool/vshard/issues/112

Two commits:
 * Add test on error during reconfigure
 * Complete module reload
     reloads entire vshard, deprecating old objects

 test/lua_libs/util.lua        |  16 +++++++
 test/router/reload.result     | 109 ++++++++++++++++++++++++++++++++++++++++++
 test/router/reload.test.lua   |  41 ++++++++++++++++
 test/router/router.result     |  30 +++++++++++-
 test/router/router.test.lua   |  10 ++++
 test/storage/reload.result    |  61 +++++++++++++++++++++++
 test/storage/reload.test.lua  |  24 ++++++++++
 test/storage/storage.result   |  33 +++++++++++++
 test/storage/storage.test.lua |  12 +++++
 vshard/replicaset.lua         |  91 ++++++++++++++++++++++++++++-------
 vshard/router/init.lua        |  47 ++++++++++++++----
 vshard/storage/init.lua       |  53 +++++++++++++++-----
 vshard/util.lua               |  20 ++++++++
 13 files changed, 506 insertions(+), 41 deletions(-)

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2.14.1