Update test-run

* Switch to YAML instead of JSON
* Add utilites for replication
* Print test-run internal errors to console

test-run @ 48553b23

-Subproject commit afd6fd91ce3f0ee851365096c87791edc05fb6ce
+Subproject commit 48553b239420166e7f7c26dc01f0ec08c36778d6

test/box-tap/net.box.test.lua

@@ -20,7 +20,7 @@ test:is(
 )
 
 -- check that net.box is correct without box.cfg{}
-local uri = inspector:eval('second', 'box.cfg.listen').result[1]
+local uri = inspector:eval('second', 'box.cfg.listen')[1]
 local conn = net_box:new(uri)
 test:is(conn:is_connected(), true, 'connected to instance')
 test:is(conn.space ~= nil, true, 'space exists')