Bump for v1.0.0 release

misc updates and vendoring

Merge branch 'master' of github.com:zpeters/speedtest

issue 56

minor update for changes in codegangsta cli. Added a proper os.Exit f…

…or app action

push release

Added a switch for update checking instead of auto, was runnign into …

…a rate limit

added update checking

Updated Makefile to include version in cross compiled binaries

zpeters#50 random string for config and server request