TS-3052 Uncomment the "hanging" regression for nwo
Fix mysql remap's build files

The current build files produce a binary that has undefined symbols
(relating to the modules in lib/). To include these symbols, need to use
the `-no-undefined` flag.

Other structural changes make mysql remap look like other modules that
use a lib directory.
Fixing mysql_remap build, This closes #114
Use IN6ADDR_LOOPBACK_INIT instead of in6addr_loopback

IN6ADDR_LOOPBACK_INIT is a bit more portable, and using an inline
constant seems nicer that copying an external symbol.
ats_ip_nptop needs to use INET6_ADDRPORTSTRLEN
Fix IN6ADDR_LOOPBACK_INIT usage for older compilers
Update esi.en.rst

And your exist twice
TS-2945: add target port number support to the balancer plugin