start working on 1.5.1 now

This is what's new and changed in the c-ares 1.5.0 release:

This is what's new and changed in the c-ares 1.5.1 release:

 o SONAME bump to a few API and ABI breaking changes:

   - ares_host_callback()

   - ares_nameinfo_callback()

   - ares_parse_a_reply()

   - ares_parse_aaaa_reply()

 o two valgrind reports were silenced

 o ares_save_options() fix

 o do DNS retries even on TCP connections

 o correctly clear sockets from the fd_set in several functions

 o always wait on TCP events to detect connect closures

 o new socket options: ARES_OPT_SOCK_SNDBUF and ARES_OPT_SOCK_RCVBUF

 o made the query callbacks receive the number of timeouts that happened during

   the execution of a query

 o don't skip a server if it's the only one

 o segfault when generating a DNS "Transaction ID" under low memory conditions

 o ares_strerror() segfault fix

 o added copyright texts to a few places that were missing them

 o 

Thanks go to these friendly people for their efforts and contributions:

 Vlad Dinulescu, Brad House, Steinar H. Gunderson, Yang Tse

Have fun!

#define ARES_VERSION_MAJOR 1

#define ARES_VERSION_MINOR 5

#define ARES_VERSION_PATCH 0

#define ARES_VERSION_PATCH 1

#define ARES_VERSION ((ARES_VERSION_MAJOR<<16)|\

                       (ARES_VERSION_MINOR<<8)|\

                       (ARES_VERSION_PATCH))

#define ARES_VERSION_STR "1.5.0-CVS"

#define ARES_VERSION_STR "1.5.1-CVS"

#ifdef  __cplusplus

extern "C" {