Improve connector to avoid to block the Lua state
Improve connector to avoid to block the Lua state

When connecting to the eleasticsearch server, if Haka is receiving those
packets, it will not be able to connect to to blocked Lua state. This
prevent Haka to process the packets needed to establish the connection.
This change make sure that the Lua state are not blocked.

LubyRuffy/haka,Wingless-Archangel/haka,lcheylus/haka,nabilbendafi/haka,haka-security/haka,lcheylus/haka,nabilbendafi/haka,haka-security/haka,lcheylus/haka,Wingless-Archangel/haka,nabilbendafi/haka,LubyRuffy/haka,haka-security/haka