update to 1.9.1

c-ares version 1.9.1
 include the ares_parse_soa_reply.* files in the tarball
c-ares version 1.9.0
 Added ares_parse_soa_reply
 libcares.pc generation for static MingW* cross builds
 ares_dup: UDP and TCP port byte order in saved options
c-ares version 1.8
 Added ares_parse_naptr_reply()
 handle CNAME-only in ares_parse_aaaa_reply()
 support multiple DNS servers on Android
 check for __ANDROID__ in addition to ANDROID macro
 port numbers: convert them to network order
 get_iphlpapi_dns_info: fix buffer overrun
 configure: make CURL_CHECK_DEF ignore leading whitespace
 segfault triggered in ares_init_options()
 ares_getnameinfo's memcpy did not copy enough bytes
 ares_destroy: fix segfault in ares_destroy_options()
 CHANGES: generate from script
 configure: fix symbol hiding usability check
c-ares version 1.7.5
 detection of semicolon comments in resolv.conf
 avoid using system's inet_net_pton affected by the WLB-2008080064 advisory
 replacement ares_inet_net_pton affected by the WLB-2008080064 advisory
 replacement ares_inet_ntop affected by potential out of bounds write
 added install target to Makefile.msvc
 only fall back to AF_INET searches when looking for AF_UNSPEC addresses
 fixed ares_parse_*_reply memory leaks
 Use correct sizeof in ares_getnameinfo()
 IPv6-on-windows: find DNS servers correctly
 man pages: docs for the c-ares utility programs
 getservbyport replacement for Win CE
 config_sortlist: (win32) missing else
 advance_tcp_send_queue: avoid NULL ptr dereference
 configure: fix a bashism
 ares_expand_name: Fix encoded length for indirect root
c-ares version 1.7.4
 local-bind: Support binding to local interface/IPs, see
   ares_set_local_ip4, ares_set_local_ip6, ares_set_local_dev
 memory leak in ares_getnameinfo
 add missing break that caused get_ares_servers to fail
 ares_parse_a_reply: fix CNAME response parsing
 init_by_options: don't copy an empty sortlist
 Replaced uint32_t with unsigned int to fix broken builds
   on a couple of platforms
 Fix lookup with HOSTALIASES set
 adig: fix NAPTR parsing
 compiler warning cleanups
c-ares version 1.7.3
 builds on Android
 now includes all files necessary to build it (1.7.2 lacked a file)
c-ares version 1.7.2
 Added ares_parse_mx_reply()
 ares_init: Last, not first instance of domain or search should win
 improve alternative definition of bool
 fix VS2010 compiler warnings


(mspo)