Merge lp://qastaging/~brianaker/libmemcached/merge-1.0-april-2013 into lp://qastaging/libmemcached

bootstrap.sh (+151/-23)
clients/memflush.cc (+1/-1)
clients/memping.cc (+1/-1)
clients/memrm.cc (+1/-1)
libmemcached/connect.cc (+5/-2)
libtest/cmdline.cc (+27/-24)
libtest/cmdline.h (+0/-3)
libtest/common.h (+1/-1)
libtest/dream.cc (+1/-1)
libtest/drizzled.cc (+5/-5)
libtest/framework.cc (+1/-1)
libtest/framework.h (+1/-1)
libtest/has.cc (+50/-4)
libtest/has.hpp (+9/-1)
libtest/include.am (+13/-2)
libtest/lite.h (+2/-10)
libtest/main.cc (+2/-3)
libtest/memcached.cc (+5/-5)
libtest/memcached.hpp (+1/-1)
libtest/result.cc (+1/-0)
libtest/run-ci.gdb (+1/-0)
libtest/run.gdb (+1/-0)
libtest/server_container.cc (+7/-5)
libtest/signal.cc (+3/-7)
libtest/unittest.cc (+9/-0)
libtest/valgrind.h (+55/-0)
libtest/vchar.cc (+5/-0)
libtest/vchar.hpp (+3/-0)
m4/ax_harden_compiler_flags.m4 (+66/-48)
tests/keys.hpp (+3/-3)
tests/libmemcached-1.0/mem_functions.cc (+1/-1)
tests/libmemcached-1.0/sasl.cc (+4/-0)