fixed compact_vector move assignment multiple destruction bug
added standalone zookeeper temporary server
give priority to http over zmq for port choosing in REST proxy
added "hexify_string" that reinterprets unprintable characters
increased the HWM for tests on shower hardware
using zookeeper temporary server for tests
added zookeeper stress test and child process cleanup
fixed zookeeper stress test
fixed goto_ofs not being able to go to eof
sendMsg now returns a bool and sendMessage throws when EAGAIN occurs
startSync: run message loop in the current thread
explicitly close the zk connection when destroying the object
use ZMQ_DONTWAIT to (really) enable exceptions when EAGAIN is returned
added basic launcher
removed test for LAPACK 3.1/3.2 which makes 3.3 look like 3.2; assume that we always have at least 3.2 in this day and age.  This allows a lot more to be parallelized.
fixed GCC warning
handle send failures when the destination service is not available
removed useless callback from "startSync" parameters
numMessagesOutstanding_ must be decreased whenever a send operation fails
add support for writing to a local file as well which is deleted when the s3 file is closed